OpenTechnical

OT-2026-000037232

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000037232) never changes.

Identity and time

Publication numberOT-2026-000037232 · never reused
Internal UUID01a0ae77-7741-7ee7-9bb5-dde7da4af263 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037232
StatusPUBLIC

Content hashes

Canonical textfe666412ca301e332386e7354a4595e0d6d848dd31a0e65695dcd185fae3d623
Markdown3337cec480f3b53254b236f82aab06a134376db70e92b1972f96bb90d15e4eea
PDF
Publication pageaf0688ed7be2bfa15e02f05083f9318fdc062a1eb6abec11cb9aa9f4eb201651
Manifest127a67cbcc6674d5d7968e1e8d250ad18733d2cd52bb23e374b1cf752f21ed1e

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
SignaturehASpNWKCE46flGhUXNmEQFp5/saHwQIDDXqpG4Rjg/jynXqPhT1OntJb6o2kKSbhtq437OzsS3rkWO6UxQtZDg==
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

2026-09-17T11:25:07.766453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037232
observed af0688ed7be2bfa15e02f05083f9318f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:07.748384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037232/manifest.json
observed 127a67cbcc6674d5d7968e1e8d250ad1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:07.730916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037232/publication.md
observed 3337cec480f3b53254b236f82aab06a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:07.714620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037232/publication.txt
observed fe666412ca301e332386e7354a4595e0...
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.