OpenTechnical

OT-2026-000073152

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000073152) never changes.

Identity and time

Publication numberOT-2026-000073152 · never reused
Internal UUID01a0ae92-efb6-76c9-8d4d-fca52515b179 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073152
StatusPUBLIC

Content hashes

Canonical text43125466f112fec0a22968bfc6c8cc625f2d8d192a6ee758e81adf5a870e334d
Markdown6044d3283e296930c46e6493bfe655f142723747d88f798fb421026eb2bf43de
PDF
Publication pagef629efa82bf403513508067cae3c39f938730af4751b5cc228f033e836005bc4
Manifest90c5b5b14018b934d028d20bc471bbb83b1abd451acce61d9bbd15537072685d

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
Signaturev6QSMVrgsWyohZSLwrCwXRetChcb6fUtUhpwrB+Ra/UGYr8wkYv42JU+dkAxMHZQ3IV+uBnjkJJ75gshpa2vCQ==
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

2026-09-17T10:21:05.629046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073152
observed f629efa82bf403513508067cae3c39f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:05.609673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073152/manifest.json
observed 90c5b5b14018b934d028d20bc471bbb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:05.589459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073152/publication.md
observed 6044d3283e296930c46e6493bfe655f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:05.570464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073152/publication.txt
observed 43125466f112fec0a22968bfc6c8cc62...
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.