OpenTechnical

OT-2026-000074027

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold 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-2026-000074027) never changes.

Identity and time

Publication numberOT-2026-000074027 · never reused
Internal UUID01a0ae93-2b8f-762e-b1bb-5f163034c44d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074027
StatusPUBLIC

Content hashes

Canonical textd8bf0ce5b5322426873e1f1a361717e77917f187f5efce4f1b805f1bff737515
Markdown5a4ca189c43527cd6e7312c648928e92ab52c687755537154e69bdeb22319f76
PDF
Publication page5ac870a2716ca6adf7413ecc6051589dde503c1c4ac1afe1b762654949298a4b
Manifest56a0049ae9039a22eef3fd631f9f30aa94b3eecc603b544e46f4887d46cc8f9a

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
SignatureRvE/wxuzZxNK4sIwx7AwyVzqnOFcEKFLRUI4clv4WBipZkPsJJi51RLS/rLYuxhJElg+lHMC+8qYGxB0Zp54Aw==
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

2026-09-17T10:20:20.525358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074027
observed 5ac870a2716ca6adf7413ecc6051589d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:20.497137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074027/manifest.json
observed 56a0049ae9039a22eef3fd631f9f30aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:20.475569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074027/publication.md
observed 5a4ca189c43527cd6e7312c648928e92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:20.448663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074027/publication.txt
observed d8bf0ce5b5322426873e1f1a361717e7...
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.