OpenTechnical

OT-2026-000101122

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two 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-2026-000101122) never changes.

Identity and time

Publication numberOT-2026-000101122 · never reused
Internal UUID01a0aea3-c378-7075-af14-0908945c91d4 · 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-2026-000101122
StatusPUBLIC

Content hashes

Canonical textbddd25247149c771fe2ab5cb7cc5b49e1579369a173d47da54be6aba5d1c997d
Markdown1d09acf70dff0a894d05637adc393d1e5eae5d2d3daf43581597cbb530d7a134
PDF
Publication page82c5831800be30dd142c1a11586f178996be3408d4225a7f984724435426586e
Manifest06873fb9aa5f32f186bb2f5b436ebc549f2de5dab1da4bf939d745df2d1454e0

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
Signatureba7gXSok0R0/gGN7cuWXCI4Yfi37mQKGayP5h//gI5/fYIvibPsXlUo1vLGh5pJ7869X0E/gacns8Ju+Aq8CAw==
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

2026-09-17T09:26:45.071406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101122
observed 82c5831800be30dd142c1a11586f1789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:45.054466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101122/manifest.json
observed 06873fb9aa5f32f186bb2f5b436ebc54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:45.035620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101122/publication.md
observed 1d09acf70dff0a894d05637adc393d1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:45.017802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101122/publication.txt
observed bddd25247149c771fe2ab5cb7cc5b49e...
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.