OT-2026-000052062
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-2026-000052062) never changes.
Identity and time
| Publication number | OT-2026-000052062 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78f-7465-ada2-db4838201b58 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052062 |
| Status | PUBLIC |
Content hashes
| Canonical text | b9a3eb719a7cc4ccacbacb87f4939ea1d307e64c5aa57e0475537c1047c5dba1 |
|---|---|
| Markdown | 79d238327675a40870da7ff6d7dacbc2f77432f5319c9b24a6bc5b7add691fa8 |
| Publication page | b22f639b97811ac5fe9d27329019d4c1987dd1d9daf6287aca9b37864537c9ad |
| Manifest | 977ae127b805d96b5ece80798babcb5c8cd1a8c07aff2ec763f640c45b06868b |
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 | YZPKg5f//iqGAKlP6+wxKI5zKgayCyFJktE6BtZi/lcJ91d6Kq7RqNdBx1gTLm67o1YaYwT+frxnmognHwJRDA== |
| 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
| 2026-09-17T10:57:35.093471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052062observed b22f639b97811ac5fe9d27329019d4c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:35.076301Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052062/manifest.jsonobserved 977ae127b805d96b5ece80798babcb5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:35.054591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052062/publication.mdobserved 79d238327675a40870da7ff6d7dacbc2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:35.037905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052062/publication.txtobserved b9a3eb719a7cc4ccacbacb87f4939ea1...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. |
|---|