OT-2026-000081504
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000081504) never changes.
Identity and time
| Publication number | OT-2026-000081504 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f70-7801-a5b9-ef0f8b4337bf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081504 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2b3258678e09a9139176843c0ff3d05330d54d83caf28756f5d363d5f1981c70 |
|---|---|
| Markdown | 937c3ff173069bae3807a4cf09421cbc5d2840b5e6bb3a44e9a72f258cd4d43a |
| Publication page | 19f98b0cf54d19188df1b0ef8bcacbe3335f2f846d178ccf063690be91f293d8 |
| Manifest | 0335e1c176833d2c0cde597956112b4e4e9f4be9bf87a54fcd2f62908560a26f |
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 | UR1+FUgM1vVvehbpfRFYQd3MHFHfZG+KgiNUkvW4fcs51PmrM+A9ExV9C+EPrDGuU0+10cgrdG7SFG/BhuCmAw== |
| 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
| 2026-09-17T09:59:31.084763Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081504observed 19f98b0cf54d19188df1b0ef8bcacbe3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:59:31.066443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081504/manifest.jsonobserved 0335e1c176833d2c0cde597956112b4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:31.049341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081504/publication.mdobserved 937c3ff173069bae3807a4cf09421cbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:31.031896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081504/publication.txtobserved 2b3258678e09a9139176843c0ff3d053...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. |
|---|