OpenTechnical

OT-2026-000083552

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented after 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-2026-000083552) never changes.

Identity and time

Publication numberOT-2026-000083552 · never reused
Internal UUID01a0ae98-0415-7654-b265-91675d9097c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083552
StatusPUBLIC

Content hashes

Canonical text6f47d48cf4a0512e3b69c569cdc5453edc77f46814824ba555caba6fb62f949d
Markdown7d2b3361c72eb8c14c023e554da10571bcec4979498c26cffca830b6aae0d5b9
PDF
Publication pagef63a330ad03dc1026802a8b2a8df99088cfca0060af35d930eda7e4466ca25d2
Manifestf5053bcdec13a0ba06ff32e198188d113c826ac4d320ba9a7066aed0c5947e08

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
Signature8DjMe+LH8TGBILw5JHKJoZ1JDWGhdOQxDUF3K30I1TDAZNDYW0//J3sNfSq2W6Vn2JknyF3x3OX2+Ulij+3rCw==
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

2026-09-17T09:57:02.221025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083552
observed f63a330ad03dc1026802a8b2a8df9908...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:02.205356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083552/manifest.json
observed f5053bcdec13a0ba06ff32e198188d11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:02.188961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083552/publication.md
observed 7d2b3361c72eb8c14c023e554da10571...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:02.172505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083552/publication.txt
observed 6f47d48cf4a0512e3b69c569cdc5453e...
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.