OT-2026-000029916
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off before 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-2026-000029916) never changes.
Identity and time
| Publication number | OT-2026-000029916 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac48-7d31-b6ef-737e74710b5f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029916 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9421cde426a1895b1c3754b9969892d05f7264c60e26db89a1da15591f1d2b4 |
|---|---|
| Markdown | 3be16cc71f484b790ac73f2b65cc10b6847ca26348a579ff764d48362b1398fe |
| Publication page | 40311cf04f690f14b28b5b5d81140e881fb70b738a5d78bd6187189148a85724 |
| Manifest | 6d66db974b90e11baeac46d0b3071854904a2cc4f85b3283330f624e04c6b680 |
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 | Ddqx4j9dYNm6h6XtppmLApMt3pnkW/pn2vdYzSwLkbfcb7LDGdHcDRMsInF0/SC29VJYkYXDMDU/82IF8q7mCQ== |
| 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
| 2026-09-17T11:38:37.279803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029916observed 40311cf04f690f14b28b5b5d81140e88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:37.263148Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029916/manifest.jsonobserved 6d66db974b90e11baeac46d0b3071854...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:37.245667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029916/publication.mdobserved 3be16cc71f484b790ac73f2b65cc10b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:37.225606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029916/publication.txtobserved e9421cde426a1895b1c3754b9969892d...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. |
|---|