OpenTechnical

OT-2026-000038244

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line 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-2026-000038244) never changes.

Identity and time

Publication numberOT-2026-000038244 · never reused
Internal UUID01a0ae78-2d51-7db7-bce6-97e43cdc4784 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038244
StatusPUBLIC

Content hashes

Canonical text39b77840bfdad51dec58fdc826d2773d42bf960dfdf5d6d3ff49e5a12d1e8832
Markdown7ab54879b1b247d1ab41a0850bf54bb2aa20fb4dc05447ae91e434dc06103231
PDF
Publication paged3cd430288b6affac5b17695269cc97e3a8fa44b1a9ea3826fe5ab46f1650583
Manifest1e122045fae91031ec34ded62880187b2765badb4128684b280f73a56f686dfd

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
SignatureRTtkXzHI7LSrb8gRc5E/nWZHAUDKJa1IYVH7A9Mkr0KAB5OA99OTDQH296Txf5fQo7F0wg/4oHHCAWCqn4CTCw==
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

2026-09-17T11:22:23.582834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038244
observed d3cd430288b6affac5b17695269cc97e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:23.565727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038244/manifest.json
observed 1e122045fae91031ec34ded62880187b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:23.549585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038244/publication.md
observed 7ab54879b1b247d1ab41a0850bf54bb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:23.528959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038244/publication.txt
observed 39b77840bfdad51dec58fdc826d2773d...
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.