OpenTechnical

OT-2026-000071673

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, supply line 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-2026-000071673) never changes.

Identity and time

Publication numberOT-2026-000071673 · never reused
Internal UUID01a0ae92-1e91-7507-99d2-e6b5620a3898 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071673
StatusPUBLIC

Content hashes

Canonical text5c5f65aeeb3aa191484f905eb6322c4c6be02b0cc87814e37f70434fad0bc3db
Markdownd639dbd084c63e32ac0e27d062099d60c57c6f87aefe56d1853483ede4fb2ec9
PDF
Publication page78762635ebc35a6c6e05dd6b3ab76b6e2fd2230c6c84a05198ac6b6d10740c04
Manifest10e6699f409aea3a922cb0606701b157907be2ea9b033f3dd07ed2167f8989f9

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
SignaturepPJM1jmsdpxwxHml6SIMaCYdY5JbBHq0KVbrcnwr1vhdN/iSIM5Lpl4aEtLt+Q9G98TvA5Lh8K0yyBDH/6ePCA==
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

2026-09-17T10:23:42.669525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071673
observed 78762635ebc35a6c6e05dd6b3ab76b6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:42.645704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071673/manifest.json
observed 10e6699f409aea3a922cb0606701b157...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:42.618173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071673/publication.md
observed d639dbd084c63e32ac0e27d062099d60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:42.592981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071673/publication.txt
observed 5c5f65aeeb3aa191484f905eb6322c4c...
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.