OT-2026-000057812
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, 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-2026-000057812) never changes.
Identity and time
| Publication number | OT-2026-000057812 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed8-7881-9ddd-72c94fba00df · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057812 |
| Status | PUBLIC |
Content hashes
| Canonical text | a1bc36d5b113714145c242b39e6a83c2ed8c4fc33704916a0ad36b90f37e4d5d |
|---|---|
| Markdown | f64a7dbce9ed4d255ee7a2d853bc3173e33654028a171afc9ae594afd6b449c5 |
| Publication page | ed3e96f898525d0093e76ffe4110f598e6e98f31b10716d9e6c559785b1eaf58 |
| Manifest | 204684e6690825f83a1c83e2a97a9b367a29ce77c60aa69432f302387bbbb28b |
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 | Au/g0/gWkozWLrQHFItBq9Jbls7p90MWOL3V+VI8dImHjX+Ek4rtupVAV1ciOszhZi55i+ETkyXxGyOngVkrBQ== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:47:23.005225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057812observed ed3e96f898525d0093e76ffe4110f598...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:22.986602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057812/manifest.jsonobserved 204684e6690825f83a1c83e2a97a9b36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:22.958252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057812/publication.mdobserved f64a7dbce9ed4d255ee7a2d853bc3173...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:22.936122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057812/publication.txtobserved a1bc36d5b113714145c242b39e6a83c2...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. |
|---|