OT-2026-000067768
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line 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-2026-000067768) never changes.
Identity and time
| Publication number | OT-2026-000067768 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4fa-7e03-9e96-76855624c25b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067768 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf61e61fc620add31e6d86968ab8ca03dfdd243e1f62a4fadf66333b3b0bc522 |
|---|---|
| Markdown | 2751584c0ae5ea4d5460f94b98deefa97612e413fa7909864fc1de3f6b4f8e23 |
| Publication page | a080ffd2c9a7f6b437e1368e245d1a9758e7a58f670f132399c0751a4ab7fe1e |
| Manifest | ba189e4764942564bd7868eee09e5d4e906d386c3ad0951f50f2bbb33b6e14e9 |
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 | bpYQ94C+9+T2hFMHE7AbWuq9ToTZTW/+4ehezF9pt7ZB7b+XE3hBF6ineaGTVSMILZ1wHCwhuWYMdEX7KW4vCg== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:29:59.860635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067768observed a080ffd2c9a7f6b437e1368e245d1a97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:29:59.843377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067768/manifest.jsonobserved ba189e4764942564bd7868eee09e5d4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:59.827202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067768/publication.mdobserved 2751584c0ae5ea4d5460f94b98deefa9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:29:59.809017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067768/publication.txtobserved bf61e61fc620add31e6d86968ab8ca03...fetched by instance-3.rotem.ai from 34.69.0.72, 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
| Custody package | Pending Custody packages are produced weekly. |
|---|