OpenTechnical

OT-2026-000062915

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six 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-2026-000062915) never changes.

Identity and time

Publication numberOT-2026-000062915 · never reused
Internal UUID01a0ae8c-94a8-7391-b997-36baef6c93a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062915
StatusPUBLIC

Content hashes

Canonical textef6bfedfb0d298485e5d7671518ca5588147483ff1f382befe233e2efce2da7f
Markdownc273fd775379f792bae3304729e52015e93b74e16574a4ec9209684367503492
PDF
Publication paged097777d69dabfbc81a4b0169a3ce3e00e5451cd31a593ea129f11155d11770d
Manifest0bc897f945a9eff090dcd6fd448a5f57f11f3340e7746e827613f13c2850cc12

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
Signature70awqrUuqhSrjNBeRqZ/E/7Tc97uOW5lwNmjYuS3vD8gHVQPOOKyne2kbFSPNeQpLZXU9XfX9WFFdp8YGfxdAA==
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

2026-09-17T10:40:17.586764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062915
observed d097777d69dabfbc81a4b0169a3ce3e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:17.568098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062915/manifest.json
observed 0bc897f945a9eff090dcd6fd448a5f57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:17.550015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062915/publication.md
observed c273fd775379f792bae3304729e52015...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:17.531907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062915/publication.txt
observed ef6bfedfb0d298485e5d7671518ca558...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.052434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062915
observed d097777d69dabfbc81a4b0169a3ce3e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.033657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062915/manifest.json
observed 0bc897f945a9eff090dcd6fd448a5f57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:38.015381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062915/publication.md
observed c273fd775379f792bae3304729e52015...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:37.996833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062915/publication.txt
observed ef6bfedfb0d298485e5d7671518ca558...
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.