OT-2026-000052336
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000052336) never changes.
Identity and time
| Publication number | OT-2026-000052336 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e791-734f-b433-d9cab127ef01 · 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-2026-000052336 |
| Status | PUBLIC |
Content hashes
| Canonical text | 43bec780d511d3c85258a127aadca25c66c8c4d37e8a6b556a09c1a3a538b24c |
|---|---|
| Markdown | 72064cb26bded6889bec28bf8b01fc6e575fa5e6f6e7224c15d0cb9cd2a7ff88 |
| Publication page | 267d930e218cc1789ac40c5ad9822ff108ff5a141e0fbb22bd36e5d5b31e32f6 |
| Manifest | ea198af0a800ff9c7cfd3533e3ceab91be06702b71608913ed9f70c7a734dd04 |
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 | 0vUbF0Z0qMzMtCUMSiY+8kwSkNsgdFmelbz4P34FVd7WRGYaA+De62Ps7jtGhHyE7fu6YpO/vSna3QGT1ZzdDg== |
| 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
| 2026-09-17T10:58:01.657689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052336observed 267d930e218cc1789ac40c5ad9822ff1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:01.638089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052336/manifest.jsonobserved ea198af0a800ff9c7cfd3533e3ceab91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:01.620500Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052336/publication.mdobserved 72064cb26bded6889bec28bf8b01fc6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:01.602280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052336/publication.txtobserved 43bec780d511d3c85258a127aadca25c...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. |
|---|