OpenTechnical

OT-2026-000037539

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, 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-2026-000037539) never changes.

Identity and time

Publication numberOT-2026-000037539 · never reused
Internal UUID01a0ae77-b8ce-7121-b51b-84d1a335a9f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037539
StatusPUBLIC

Content hashes

Canonical text630dda60f9069172f1f6fc2195d025e84edffcbf5fcdc7243abe24c19f151ad9
Markdown75f3f17764268f623fbce6fbd9cc67f145ce75218c914e94b982b722418daa20
PDF
Publication paged8c2b49c62ebfff358b6926717eeab1b39b2cef61d353e4db567454e05258219
Manifestfcdbb65b1938e1957f7b607e0f13a6bf65c325c3e47cb2b88862511df393457c

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
SignatureJ+UzRBVm4gM/RoGCZgqLr65NYStMYLijbBeomyQsYHV1b8wKIY/AEhtuE81wkr2ud19A0ULPaZUFoQah04oUCQ==
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

2026-09-17T11:24:04.730534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037539
observed d8c2b49c62ebfff358b6926717eeab1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:04.713210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037539/manifest.json
observed fcdbb65b1938e1957f7b607e0f13a6bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:04.697478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037539/publication.md
observed 75f3f17764268f623fbce6fbd9cc67f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:04.679816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037539/publication.txt
observed 630dda60f9069172f1f6fc2195d025e8...
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.