OpenTechnical

OT-2026-000056399

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three 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-2026-000056399) never changes.

Identity and time

Publication numberOT-2026-000056399 · never reused
Internal UUID01a0ae87-4bd2-7970-b067-a54940ee7866 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056399
StatusPUBLIC

Content hashes

Canonical text0d2e84d3c6bbbe8f47000ae42936dcfb4b5f39289e672e246cf567b7cf109e13
Markdown1680d013a173e0dfaaae3b4654f92494408c501881d6e306d1f3daa9e3a38377
PDF
Publication page008002b04885b7401e51631cb49c57037d062a02d2b10412f1a91173a4e7832b
Manifeste8e57e7aff3ab0e684f73fcfb9d2367aa1eacf4eb629a3f39b82e21c4fcf3c90

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
Signature3HcOTkmg5OFEzFpFC44QB9HqU3Z14tRg2aDmJoCouOE10Rvut0hmaRRAP4VIWx9knGwVBp0h9NvbdukmhISvBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:55.660407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056399
observed 008002b04885b7401e51631cb49c5703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:55.641305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056399/manifest.json
observed e8e57e7aff3ab0e684f73fcfb9d2367a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:55.624022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056399/publication.md
observed 1680d013a173e0dfaaae3b4654f92494...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:55.605823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056399/publication.txt
observed 0d2e84d3c6bbbe8f47000ae42936dcfb...
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.