OT-2026-000055739
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000055739) never changes.
Identity and time
| Publication number | OT-2026-000055739 · never reused |
|---|---|
| Internal UUID | 01a0ae87-09cb-72ca-810f-a63d562355b5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055739 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3aa77b9a511c48a0581b3f7be09f37ad54112e06ba5c7beefd538fce305d5da1 |
|---|---|
| Markdown | 16622da7967c7bcaf0b99ed9f3a3725dfa45861b8fb32f4be24ff1bcdd7e1fcb |
| Publication page | fe5154c9da7e35ac270b3c90dcd6bc12576c7dd1aee976edb6b0842ac31074be |
| Manifest | f48ba5778d440ba31ef08caa07dbe97058999725b1af9cd38b294dadde79a895 |
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 | OhubTSVOUbvPpTNgBVQZ8zPe0D8df0dSuXvTAe25uQKlqygv6faKjoUXPMDWQiF+fUga7rahBKZK9t2WVvZTCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:05.130898Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055739observed fe5154c9da7e35ac270b3c90dcd6bc12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:05.113177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055739/manifest.jsonobserved f48ba5778d440ba31ef08caa07dbe970...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:05.094831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055739/publication.mdobserved 16622da7967c7bcaf0b99ed9f3a3725d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:05.076821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055739/publication.txtobserved 3aa77b9a511c48a0581b3f7be09f37ad...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. |
|---|