OT-2026-000053201
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000053201) never changes.
Identity and time
| Publication number | OT-2026-000053201 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a14-75a9-a2fd-627fe34f2bc0 · 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-2026-000053201 |
| Status | PUBLIC |
Content hashes
| Canonical text | c6bd639f84371673e0f3915e69acc6d0e64be236d6b377dc51003ef06c84649b |
|---|---|
| Markdown | 005183911ea3008172fd132bae7071bf618c16d7c26848e33249514dad78d42d |
| Publication page | b4649eb8a10ef2f47f2c653fefcb725e04f1aa2a4ee6df65516ddb15bbf0beb0 |
| Manifest | aa8c704c3d31fb3ab5b5a7595bc7fcc542a816d2dcd92258561caf6cc6ebaf7a |
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 | By7CH3DVWo2Po6OQFa6OBf2+HoQfWIYxIDKewfib+kpKOc+qKet81XUixNm4DN7QswQ6hJR3cgq0cr9ym9k3Cw== |
| 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
| 2026-09-17T08:40:48.079252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053201observed b4649eb8a10ef2f47f2c653fefcb725e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:48.058421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053201/manifest.jsonobserved aa8c704c3d31fb3ab5b5a7595bc7fcc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:48.035730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053201/publication.mdobserved 005183911ea3008172fd132bae7071bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:48.016057Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053201/publication.txtobserved c6bd639f84371673e0f3915e69acc6d0...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. |
|---|