OpenTechnical

OT-2026-000045397

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000045397) never changes.

Identity and time

Publication numberOT-2026-000045397 · never reused
Internal UUID01a0ae7c-f76c-7204-a15f-f3999c962750 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045397
StatusPUBLIC

Content hashes

Canonical text2ce757ad5a271615766a4bcca35d22e16e0450c32dacc29a2fc0e3ef490ecf80
Markdown23b2d36dda7c31dbda5ca30c5c3239baf2cc7aaa2f27a819210e89e5d12f8472
PDF
Publication page7e85edd7272b752efe591b2e7a39b947d849479e0e01814dfa426db373686c12
Manifest0476242796d5caa677c4c291c7c1c93a63566fb3ff431bc8f5bb87cfbad3d945

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature///4WzxwUGnKqbJE2CdAcKJzBeIlh+MNHsobxQTjrBFV+4N/qg6Ivgl4dAn0eDHw6ds10iwtSg/NyfHoGDCMBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:40.906948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045397
observed 7e85edd7272b752efe591b2e7a39b947...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:40.887006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045397/manifest.json
observed 0476242796d5caa677c4c291c7c1c93a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:40.868246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045397/publication.md
observed 23b2d36dda7c31dbda5ca30c5c3239ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:40.848092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045397/publication.txt
observed 2ce757ad5a271615766a4bcca35d22e1...
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 archivePending 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 packagePending Custody packages are produced weekly.