OT-2026-000087477
Publication integrity record
Two bellows cup vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000087477) never changes.
Identity and time
| Publication number | OT-2026-000087477 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd51-7f11-b54f-e8ded9acd55e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087477 |
| Status | PUBLIC |
Content hashes
| Canonical text | 58c488287ff782283ef26aa26ed5f07eda89a25858ff4753264c069c600a2eb3 |
|---|---|
| Markdown | 234e61762af8a82830dec16b9bd4d49e85fbe1b95f4a012511b67dea706d2589 |
| Publication page | c3c8a55b08e77b683d25fab13fbb4303090b5cd91174bfa4e7293b8eae287dae |
| Manifest | 3b1425677ca6d08c7c0438fcd2524ed64827907432d68b19abee69a55cdf5cb4 |
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 | fwRIgsdoh9ofs0L2mjzckOBeSjQMH05/iii5UaVENoPFF2MemgZWeWkbeBDHpQgBY5TFXa1xtHOzdF985U+FBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:50:48.564177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087477observed c3c8a55b08e77b683d25fab13fbb4303...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:48.547183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087477/manifest.jsonobserved 3b1425677ca6d08c7c0438fcd2524ed6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:48.529612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087477/publication.mdobserved 234e61762af8a82830dec16b9bd4d49e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:48.511572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087477/publication.txtobserved 58c488287ff782283ef26aa26ed5f07e...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. |
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