OpenTechnical

OT-2026-000101303

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000101303) never changes.

Identity and time

Publication numberOT-2026-000101303 · never reused
Internal UUID01a0aea3-c379-7442-9683-2d78db83e682 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101303
StatusPUBLIC

Content hashes

Canonical texte964f37a8bea06063beda6b46a73fcf67aa96a6ff97085534ea8208f782f9ce5
Markdown723d56ac861b62a9c4840f11514fe9b4067d638ace1ba6df05ba76e706f69bfe
PDF
Publication page2aba3c14ac4baa4477748371fc74b1fd1fdfb7b0e2a31d404c9dc6f27636328e
Manifesta521b2195b74f8b0b42a7209f82f42c55851d0c415d4a423e2923dac7d23edec

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
Signature2nV32pOcd++4k7wpVvC2Q4RI0paIOXpoR0Ac5wyIoUcI7nZtkrPkBBZ74wzt9e6ri6GgosLWDvAamM9AuKaBBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:59.302099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101303
observed 2aba3c14ac4baa4477748371fc74b1fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:59.284192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101303/manifest.json
observed a521b2195b74f8b0b42a7209f82f42c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:59.265958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101303/publication.md
observed 723d56ac861b62a9c4840f11514fe9b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:59.247863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101303/publication.txt
observed e964f37a8bea06063beda6b46a73fcf6...
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.