OT-2026-000103521
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three stage ejector, 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-2026-000103521) never changes.
Identity and time
| Publication number | OT-2026-000103521 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e461-7c0e-86ee-94810a56b8df · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103521 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5975e917470ff2989a91eacc4ff9d72f1f1a6691e2adafcdedc598282165feed |
|---|---|
| Markdown | ec24f36738b1a5ac26aa081e8a378e762ebe0195c2991b2fd6e49c3ce364085d |
| Publication page | 83380c342e67750004b7f5d4648269e5ffa176074c2a50255ba8643834ac3743 |
| Manifest | a85177429902458cebbb1cdb63894ba25b97100cb041fe8372b93e44c7a17be8 |
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 | 7fNHAM/U8dqkYAR/ahTz97Jz+vl+2fhcCznxgOxR8r/49TtLGgtwA0XyBs8RTaD89ZP2McylQGEvXOswdV2PCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:17.509588Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103521observed 83380c342e67750004b7f5d4648269e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:17.492933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103521/manifest.jsonobserved a85177429902458cebbb1cdb63894ba2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:17.475589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103521/publication.mdobserved ec24f36738b1a5ac26aa081e8a378e76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:17.456916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103521/publication.txtobserved 5975e917470ff2989a91eacc4ff9d72f...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. |
|---|