OT-2026-000054983
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, 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-2026-000054983) never changes.
Identity and time
| Publication number | OT-2026-000054983 · never reused |
|---|---|
| Internal UUID | 01a0ae86-5e80-7556-ad37-24f681353e47 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:36.756598Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054983 |
| Status | PUBLIC |
Content hashes
| Canonical text | df6420b13532245bd7617fbe8ad3ae6e259d7f2b18aee64160ed307d9138c623 |
|---|---|
| Markdown | b9648714525d13fa35685c3805d7f9ccad1483594bd4451eaefb608d74d670ef |
| Publication page | 9e29b5093bd32136a58b35869387744ed60fea194947998630176efbf72e55a8 |
| Manifest | d6ed7760b3a28c2b5ccfbf8a6dbf013111282597e4042aacce24b0d68e5a8b4d |
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 | 5p4uEEa218iSxULXG24KaVGuFw9Arz+CY27LZ5Ntr5gRM4YQbkLiq9xaSeozILvydu/smI46de37NMtFjvLFAw== |
| 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
| 2026-09-17T10:53:06.450815Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054983observed 9e29b5093bd32136a58b35869387744e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:06.432636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054983/manifest.jsonobserved d6ed7760b3a28c2b5ccfbf8a6dbf0131...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:06.415604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054983/publication.mdobserved b9648714525d13fa35685c3805d7f9cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:06.399653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054983/publication.txtobserved df6420b13532245bd7617fbe8ad3ae6e...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. |
|---|