OT-2026-000051834
Publication integrity record
Foam pad vacuum gripper, pump fed, vented 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-2026-000051834) never changes.
Identity and time
| Publication number | OT-2026-000051834 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c84-76eb-a2be-423940d6db31 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051834 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a4bea6ab4b5f671bcfe345a40c4825bbfc7be246428f9e4204b2d2a0f58108f |
|---|---|
| Markdown | 137a336806ead98cd0fa0011c33a29e42f33c8ff409613af1bd2a510e17d10c7 |
| Publication page | caccc51050dc81529ecf8a86345250bb427b7ad253ee9f6fceb2c83cd25db116 |
| Manifest | c1f8ced7f72ed5bdd7668553d2423d659050330c7a62ff25a22b2af56ff33a0d |
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 | nPk9dBk63qpWnmIePcV+1hLqBQL15R0XO3JKwhd7PICxrEXVU10Cl1lBC7jKnU6Ib5ki39S8ZtexRoMoJWc2Bg== |
| 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
| 2026-09-17T10:58:45.590717Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051834observed caccc51050dc81529ecf8a86345250bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:45.572387Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051834/manifest.jsonobserved c1f8ced7f72ed5bdd7668553d2423d65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:45.553734Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051834/publication.mdobserved 137a336806ead98cd0fa0011c33a29e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:45.535957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051834/publication.txtobserved 9a4bea6ab4b5f671bcfe345a40c4825b...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. |
|---|