OT-2026-000053531
Publication integrity record
Four cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000053531) never changes.
Identity and time
| Publication number | OT-2026-000053531 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a92-7082-b791-296600e0e575 · 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-2026-000053531 |
| Status | PUBLIC |
Content hashes
| Canonical text | 03cd2940295fa2366b28b647697b73b504d1493fb75d7630a3fc14e04c195000 |
|---|---|
| Markdown | 13ef471a3263a6b086575d2a3f474cdb78e01db7ded52044cfe56626431db659 |
| Publication page | 583ecf9e97fdc0519958d9b4d44c46f2ddc43b1c211159829e46284192bb0d34 |
| Manifest | 65b4c15e279d7f4d42fbf0a28d1ece3f4d656996a05f54ffdc54ad854b6470d8 |
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 | e4KQYx9kPZmoEft7rwaevzbyPYLesXLQ7d8bGrVMzDIMcDWLfEYx+G+XL3wwbhwHVX5GD6Z+EFtN3x6mS1XYDQ== |
| 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
| 2026-09-17T10:55:22.923138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053531observed 583ecf9e97fdc0519958d9b4d44c46f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:22.905905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053531/manifest.jsonobserved 65b4c15e279d7f4d42fbf0a28d1ece3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:22.888076Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053531/publication.mdobserved 13ef471a3263a6b086575d2a3f474cdb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:22.869463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053531/publication.txtobserved 03cd2940295fa2366b28b647697b73b5...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. |
|---|