OT-2026-000053174
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, plant vacuum 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-2026-000053174) never changes.
Identity and time
| Publication number | OT-2026-000053174 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a432-7dc7-b263-1f6b34613d8e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053174 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4557c63726e472cec034ee2006a601c030f83d23f194aece849005baf40303f2 |
|---|---|
| Markdown | d081124480601e0b613926cf35f395335439346c33073690ce7b20e7bca9c58b |
| Publication page | b52209894404021e83aedab085d10068e56a575d73f1ba2314b4c24e5e5144c9 |
| Manifest | 44cd4d510d23d7532971bce982f3bbf43a8640a8f1f1bbbfb306bdd727f3d6d2 |
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 | HVG7Al/2SD88mEbE/YDLeHj56RJf2Zl6ZZZZAKJdO0X9ZJeSEiN/T1Yz0Bb3aQkdPfIhKH9NJ4sFVzCz+3SkCw== |
| 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
| 2026-09-17T10:56:59.891671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053174observed b52209894404021e83aedab085d10068...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:59.875914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053174/manifest.jsonobserved 44cd4d510d23d7532971bce982f3bbf4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:59.860376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053174/publication.mdobserved d081124480601e0b613926cf35f39533...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:59.843856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053174/publication.txtobserved 4557c63726e472cec034ee2006a601c0...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. |
|---|