OpenTechnical

OT-2026-000073147

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six 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-2026-000073147) never changes.

Identity and time

Publication numberOT-2026-000073147 · never reused
Internal UUID01a0ae92-efb6-7aa1-b252-fbca35e457f0 · 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-2026-000073147
StatusPUBLIC

Content hashes

Canonical texte10fa819fbe2e085af8598104f3d032988deac2645108a0e9cabbf02c7966f3d
Markdown4ba581e910517ddaa73c99751c9ac8f9a7ad5acd33a0a91bd85176e7e796bd8b
PDF
Publication pagea3d73e601e421be4c87e7e3b83a87778a55843f3781e80ec54786b5ac96073b0
Manifestee5bbb331ce9357b88e2f0cfa685ca59185e94a025402d2976ac36b1b0b4fe6d

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
SignatureHFv60CnbWYRRvwIqfkosHMydfKBx4Q9/P/8WvtJ0Ao663qQ1n20X0I6tseaDHFVi36NuAuuIfAlXchuqXc7JDQ==
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

2026-09-17T10:21:05.220800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073147
observed a3d73e601e421be4c87e7e3b83a87778...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:05.201636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073147/manifest.json
observed ee5bbb331ce9357b88e2f0cfa685ca59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:05.182119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073147/publication.md
observed 4ba581e910517ddaa73c99751c9ac8f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:05.159238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073147/publication.txt
observed e10fa819fbe2e085af8598104f3d0329...
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.