OT-2026-000056170
Publication integrity record
Foam pad vacuum gripper, pump fed, supply line pressure sensor, 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-2026-000056170) never changes.
Identity and time
| Publication number | OT-2026-000056170 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4c-7200-9945-4eea1ddb4a05 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056170 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0fccacb42ff84c25fc18acd0ebcc8833e65d70da4da2514acaa76a49062c12dc |
|---|---|
| Markdown | 3cb63043cbad87344f3be80ec107add0be852f8f5b217f1cf6718d300d52b226 |
| Publication page | cdb5afcea8e1d5e683a38d34ef561958b57142db799334a997eaa00679e03e46 |
| Manifest | 66bc3388f1e54d255708424df16826ec7dcd0bc4b8879e197a3eb7c4bcc4f14c |
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 | GVhsZHYOkCS8VB31MUZo3Cw2dbKc1oxbhbNrUYQ4L7RJRic9cMiGABrfK/RQjkL2mDdwJ+PXjPyt3zqW1XTRCg== |
| 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
| 2026-09-17T10:51:43.790329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056170observed cdb5afcea8e1d5e683a38d34ef561958...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:43.772241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056170/manifest.jsonobserved 66bc3388f1e54d255708424df16826ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:43.753978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056170/publication.mdobserved 3cb63043cbad87344f3be80ec107add0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:43.735313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056170/publication.txtobserved 0fccacb42ff84c25fc18acd0ebcc8833...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. |
|---|