OT-2026-000021248
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000021248) never changes.
Identity and time
| Publication number | OT-2026-000021248 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7fb0-9bb3-df941b97a553 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021248 |
| Status | PUBLIC |
Content hashes
| Canonical text | db5d0f2c8a1003e3637e73cf223ab4fa453820a83b2be685e8fb5570e4f5e3f5 |
|---|---|
| Markdown | 753e1fabd65229cf3fcda3f0bed5a101e9a62e8281c0e5eb679b685b1ccac2b7 |
| Publication page | 16fabcb05e073231c802c0544dd63080c6365822bc1d89f3357a645d991f6d67 |
| Manifest | 1e5987f06d9c5bcd4d6305b47c8fb6a0fe475ac158c9934775990685ed4d43b4 |
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 | NgblSzwZKDRt3eey9fY85+ls6ncR2Rx2cjJnGvMrxcygzJ8W4UXgHzPC0DRCIQefKXeCmuMfkyGwUTgGvXDTAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:55:03.828056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021248observed 16fabcb05e073231c802c0544dd63080...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:03.808987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021248/manifest.jsonobserved 1e5987f06d9c5bcd4d6305b47c8fb6a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:03.791423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021248/publication.mdobserved 753e1fabd65229cf3fcda3f0bed5a101...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:03.774551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021248/publication.txtobserved db5d0f2c8a1003e3637e73cf223ab4fa...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. |
|---|