OT-2026-000055393
Publication integrity record
Single cup vacuum gripper, single stage ejector, 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-2026-000055393) never changes.
Identity and time
| Publication number | OT-2026-000055393 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a101-7552-b682-e5ea015791ab · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055393 |
| Status | PUBLIC |
Content hashes
| Canonical text | 692f0933a008b847a96b373b0a5d0eb8f6dc6a013e071210f7b715224bc7c2b4 |
|---|---|
| Markdown | 1e716b87f5ab334e5169f091cc107e3e28da930b2fa5071af215b3ed67e15213 |
| Publication page | 7e71bbd361ac8bf0ff291ad8fda923cb3693ab45bab093cd82345c34c4026f67 |
| Manifest | 487d44a5bb59b80b6f9d5b407585b509d83a1d411ac0ad2f34b618b9be80ffc3 |
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 | Fas3iFVLM+5u+zyPdRmEe2bGuI4kz8qYwVk0e4d2cJJy5G6j5WQffimvz2v54LXvehw/SXU+yFi/DoHqG03pCg== |
| 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
| 2026-09-17T10:52:01.919027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055393observed 7e71bbd361ac8bf0ff291ad8fda923cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:01.902282Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055393/manifest.jsonobserved 487d44a5bb59b80b6f9d5b407585b509...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:01.884551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055393/publication.mdobserved 1e716b87f5ab334e5169f091cc107e3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:01.868498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055393/publication.txtobserved 692f0933a008b847a96b373b0a5d0eb8...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. |
|---|