OpenTechnical

OT-2026-000041663

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold 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-2026-000041663) never changes.

Identity and time

Publication numberOT-2026-000041663 · never reused
Internal UUID01a0ae79-e8a0-7015-ae8f-e0d65e66d4c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041663
StatusPUBLIC

Content hashes

Canonical text46f631c02e026370b9beffeddec87fcca0c7e86c7fd3cb01a8fe1d7e32280959
Markdown497a952e056b1923f33d97f705f8fd60233639d09ffaabe43dd0b421cd2cbb9d
PDF
Publication pageff7fb53bf0aa37313f4983eaae0780acb9d4d0044357f198f132e09d5534d30f
Manifest9196bb2a54aac277ecc7e6601ba7c10e6cadb305d20fe66fcd692c298324680c

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
SignaturerkHFj5Qr5pznzy+iKsM5Jwa2JyZ7USbG5vvpxDetsPZVwUEOKPE+gDWfmItPw8+Zs1AnnC5L5j4wcwpkFiALBQ==
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

2026-09-17T11:16:28.117382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041663
observed ff7fb53bf0aa37313f4983eaae0780ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:28.101304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041663/manifest.json
observed 9196bb2a54aac277ecc7e6601ba7c10e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:28.083211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041663/publication.md
observed 497a952e056b1923f33d97f705f8fd60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:28.067115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041663/publication.txt
observed 46f631c02e026370b9beffeddec87fcc...
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.