OT-2026-000053857
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000053857) never changes.
Identity and time
| Publication number | OT-2026-000053857 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735e-76d6-95e8-29d4d73a9007 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053857 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ae3006a2df512c4df724cd6bac1c0f0560bf3dc95ec9bb78f0557679c8e1b79 |
|---|---|
| Markdown | bfd44a9b08d603768eaa7c140b86023bb8592f711c1a6c0d20c73c2a6d6b1f42 |
| Publication page | 4ba81262b613bcc5494dfb56df37fbd7510a5c3a004a13e9929628367c3a9ef3 |
| Manifest | c1af25360ab68ba55776b4a2e7dd6889b038e76dfcb7d01f72bf1ece25c70e56 |
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 | dfhoPnVaGdxGCagFvs8YfODLvWfBVAjUfpCIoavn/kM3Be7/dysD2iqXTCcY5mDMnyxMGcL2CCLBbPpUsfqVAg== |
| 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
| 2026-09-17T08:40:36.728643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053857observed 4ba81262b613bcc5494dfb56df37fbd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:36.711705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053857/manifest.jsonobserved c1af25360ab68ba55776b4a2e7dd6889...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:36.694221Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053857/publication.mdobserved bfd44a9b08d603768eaa7c140b86023b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:36.676154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053857/publication.txtobserved 4ae3006a2df512c4df724cd6bac1c0f0...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. |
|---|