OT-2026-000043816
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, pump fed, pulsed 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-2026-000043816) never changes.
Identity and time
| Publication number | OT-2026-000043816 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-d677-7654-a375-eb4559de54b3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:06.584190Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043816 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4ca909175ee60cf5f964fe54d2e558767d251d7602e64d5577017c6f0644022 |
|---|---|
| Markdown | ef36e47bf51058894fd130c9deb68e06870b10ab9eb3b768151b26e0833801ab |
| Publication page | 45731c021ea0cc24c4fb7367ae915d8cc2fa45cd40354d8a168a3d6aa97f30cc |
| Manifest | e646f0e5cfeca991f144be446e8b364b573f3ba6b80d8afcfdad306cc358f8bb |
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 | h7u2vjbwZhp+bJGGj0RE3O/GdokChGGTbtggD5xU6Ue7RbkXKFb2wrZgvMW9EWkApf8JD3megYM7ijA5CProCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-10-08T04:41:43.002439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043816observed 45731c021ea0cc24c4fb7367ae915d8c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-08T04:41:42.918293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043816/manifest.jsonobserved e646f0e5cfeca991f144be446e8b364b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T04:41:42.810273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043816/publication.mdobserved ef36e47bf51058894fd130c9deb68e06...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T04:41:42.598720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043816/publication.txtobserved a4ca909175ee60cf5f964fe54d2e5587...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:42:10.210267Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043816observed 45731c021ea0cc24c4fb7367ae915d8c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:42:10.113819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043816/manifest.jsonobserved e646f0e5cfeca991f144be446e8b364b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:42:10.041797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043816/publication.mdobserved ef36e47bf51058894fd130c9deb68e06...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-28T04:42:09.943270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043816/publication.txtobserved a4ca909175ee60cf5f964fe54d2e5587...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 |
|---|