OT-2026-000053214
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, 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-2026-000053214) never changes.
Identity and time
| Publication number | OT-2026-000053214 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a14-7d6a-8ef0-fce2458aab2f · 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-2026-000053214 |
| Status | PUBLIC |
Content hashes
| Canonical text | e41c79c0ef004a3f2e7406c6200fcb7cd53cb2f9ee837f3d20e9c22900696811 |
|---|---|
| Markdown | 2efb7f48eca7248a51fdd087c0e42acce54cf61c840fd1f353ab360ffe7e579a |
| Publication page | 25ba8394b3ad42b559bc3cb4101f0b3af2b0b44ad3bd76c5a64b63e7ebd9bbe4 |
| Manifest | 27bfec09a2d1408e5d2d429f73f0401210eb61a27ab357a82516deb5d10d7fa1 |
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 | x8PWC2hirsWP/TVs2IwsRsFWQvsA9Y47TFIz437dlAPMOORhIe6SCtb07FDVND4m8msa0+bY7vu5DKbQz1LtCg== |
| 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
| 2026-09-17T08:40:50.035358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053214observed 25ba8394b3ad42b559bc3cb4101f0b3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:50.016042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053214/manifest.jsonobserved 27bfec09a2d1408e5d2d429f73f04012...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:49.998793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053214/publication.mdobserved 2efb7f48eca7248a51fdd087c0e42acc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:49.979691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053214/publication.txtobserved e41c79c0ef004a3f2e7406c6200fcb7c...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. |
|---|