OpenTechnical

OT-2026-000045756

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000045756) never changes.

Identity and time

Publication numberOT-2026-000045756 · never reused
Internal UUID01a0ae7d-8f04-72d2-988e-2cfbe67cde5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045756
StatusPUBLIC

Content hashes

Canonical text0f2379759d5efc4f878a66ab0385409666e9c0209e2930e43c8037b5536c07ef
Markdown06e4657cefc9b8bb50f5f4a22f4473b90932e713e3a57206b3516f2d3cb423ff
PDF
Publication page1db63df8449c0c751e09fc1f72f58014cda8969d101ba946b6327c8263906c22
Manifest47a1506cd6a24a1a610e315105d806dcb8b3c5cb1618fa54473f977e4239d127

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
Signaturer4pnAV/49SCnnOMCDhwksPZ9diSOEgIrfQv95J4xe5e7ltDsV0jizPaSW9u0Q8D+y0RXGi7bOHsXjLmW9rORAA==
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

2026-09-17T11:09:34.862739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045756
observed 1db63df8449c0c751e09fc1f72f58014...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:34.845220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045756/manifest.json
observed 47a1506cd6a24a1a610e315105d806dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:34.826831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045756/publication.md
observed 06e4657cefc9b8bb50f5f4a22f4473b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:34.807518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045756/publication.txt
observed 0f2379759d5efc4f878a66ab03854096...
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.