OT-2026-000066412
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000066412) never changes.
Identity and time
| Publication number | OT-2026-000066412 · never reused |
|---|---|
| Internal UUID | 01a0ae8e-ce40-7728-baeb-890e550f5748 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:49:49.649149Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000066412 |
| Status | PUBLIC |
Content hashes
| Canonical text | e2c79f202b9ddd2b221562da6f7bb2e7561d5874fc15546146fbab495f3452bf |
|---|---|
| Markdown | 2193893957ae246e0f55aba4803eaf37a344cd5e5a13646548498946f7099681 |
| Publication page | b41273d7e6257795df8389e14abce9799040448b84dbfbe59552457dfeba14b0 |
| Manifest | 108b94963bac17ec250d5fb1a9a1a97ba3574cfb5795633e480213260e805c61 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | MTMTJa2f1dSTkI8/QIFmLR0iXWHmlbIUqrVqoJNjW6l8p7RBL1Zf8h/sBYiGjJDXQtsTZV27CkGqjBnQPmLpBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
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Independent retrieval
| 2026-11-06T08:41:19.537998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066412observed b41273d7e6257795df8389e14abce979...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
|---|---|
| 2026-11-06T08:41:19.485401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066412/manifest.jsonobserved 108b94963bac17ec250d5fb1a9a1a97b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-11-06T08:41:19.359414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066412/publication.mdobserved 2193893957ae246e0f55aba4803eaf37...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-11-06T08:41:19.204818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066412/publication.txtobserved e2c79f202b9ddd2b221562da6f7bb2e7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 136.114.173.71 |
| 2026-11-02T08:41:33.434015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066412observed b41273d7e6257795df8389e14abce979...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T08:41:33.363490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066412/manifest.jsonobserved 108b94963bac17ec250d5fb1a9a1a97b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T08:41:33.252789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066412/publication.mdobserved 2193893957ae246e0f55aba4803eaf37...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T08:41:33.135724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000066412/publication.txtobserved e2c79f202b9ddd2b221562da6f7bb2e7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|