OpenTechnical

OT-2026-000071013

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000071013) never changes.

Identity and time

Publication numberOT-2026-000071013 · never reused
Internal UUID01a0ae91-8c2e-7ecf-93ce-c1e4139ddf3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071013
StatusPUBLIC

Content hashes

Canonical text5d906281a87872153ef23d6a599f02015d77b0c605bee8d704f9b2382d600252
Markdown429936b8b4f9f19c16163d7d0746d5819a1984a758e8c2881935d789b6b883b5
PDF
Publication page05094c37fcd68dace76d83eafe942975a3cc5ff0d7c39ba9c6bef0c7237ba83c
Manifest4c4699e797671e224e4335b1c61124eb5ae042252197b0a59fcd97963e98ade7

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
SignatureZaTbXbeebO8VZRa+tbXwD2A4ZGOCrQvnmfbDRS6ouXXmVAlUvMsmBRnyO58K5MF3LaecsmPp/jEbN5/E2TEYCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:25:52.013689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071013
observed 05094c37fcd68dace76d83eafe942975...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:51.995920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071013/manifest.json
observed 4c4699e797671e224e4335b1c61124eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:51.978244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071013/publication.md
observed 429936b8b4f9f19c16163d7d0746d581...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:51.961003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071013/publication.txt
observed 5d906281a87872153ef23d6a599f0201...
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.