OT-2026-000053449
Publication integrity record
Single cup vacuum gripper, two 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-2026-000053449) never changes.
Identity and time
| Publication number | OT-2026-000053449 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a90-72a1-af78-f00f3e97e1ea · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053449 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e62554c34623f97f876b0558053a576cf5c8d02ceb0bf063bb11fc0ee369ffd |
|---|---|
| Markdown | b3dcd456d81d4054e415df9ca898637ed84c6780a27a854cfa311731849c1143 |
| Publication page | 51240ebb9b34bd3b7a10f99bc0aed447c8b727aa166a2e21686fb7850d2d1f02 |
| Manifest | 4c266cf1b63770a5d3d4ca505bc2d577e60d81ed9ff403c3355657e4e365e0b1 |
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 | 9J/5v+h5j4qDCYrHONd4IkmqxSygaHXdKSAHGKl/JEYlvwXknp9HhICFIGmheL41i45wH4TX4reYmReUuXldBA== |
| 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
| 2026-09-17T10:55:11.580013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053449observed 51240ebb9b34bd3b7a10f99bc0aed447...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:11.563083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053449/manifest.jsonobserved 4c266cf1b63770a5d3d4ca505bc2d577...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:11.544511Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053449/publication.mdobserved b3dcd456d81d4054e415df9ca898637e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:11.526498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053449/publication.txtobserved 4e62554c34623f97f876b0558053a576...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. |
|---|