OpenTechnical

OT-2026-000045274

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000045274) never changes.

Identity and time

Publication numberOT-2026-000045274 · never reused
Internal UUID01a0ae7c-f76a-7045-905d-bc2673adaa64 · 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-2026-000045274
StatusPUBLIC

Content hashes

Canonical text23a582d837801dd0f976f78fdbde567c9a25080f8404a82375f84c0f0ae9aae2
Markdown08264ee7deeae8913dabf161c71413f9d8065a6c17d3c2cb4bb799df19b0be37
PDF
Publication page6877c7b632577aa515b97ef32ce4375c0981b4f9895eef813516a9ce1f18ce10
Manifest6c0568e48d5de0049eaf97a81b2968faa7a1a9f38cc33e18e5c965d80c7a1139

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
SignatureCbBhEEaDuWGtNHbGTPQl9XtQxWGPkIrgOWLeUKpY4eaMVE6pxImJunIH+fQIXcaNkP2Y7PqkMi2uv1IwNjExDQ==
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

2026-09-17T11:10:29.167794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045274
observed 6877c7b632577aa515b97ef32ce4375c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.150135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045274/manifest.json
observed 6c0568e48d5de0049eaf97a81b2968fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.131328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045274/publication.md
observed 08264ee7deeae8913dabf161c71413f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.092162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045274/publication.txt
observed 23a582d837801dd0f976f78fdbde567c...
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.