OpenTechnical

OT-2026-000088351

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000088351) never changes.

Identity and time

Publication numberOT-2026-000088351 · never reused
Internal UUID01a0ae9b-5d27-7d36-968b-bb38718e46b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088351
StatusPUBLIC

Content hashes

Canonical textd922f2b00fa0ee55cb51b8cc56559306e252beaee5148db63dd0a0ffdd948fc2
Markdownb7739f9626a7422dec294bdf02d4fccecb1a1f63cbb59d5e7cde7f500e5f3432
PDF
Publication page5db43ff8b94ac429b671cc79977fea2fc41f4862bbcd7194b41374a8aabc1fa0
Manifestc507c630bc293f8b4b8d03d2b93c948080497f75b1dc9a3560cd26b5b8f68ac7

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
SignatureTUa+A+Zfn8y7YEj7p3y58HyQ74EXeTEalNoHfQFZqbJUAqmwXJ5SHBdhMSqfNQggK9hGaGpa6EMwXuV3h1/RCA==
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

2026-09-17T09:48:41.558454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088351
observed 5db43ff8b94ac429b671cc79977fea2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:41.541001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088351/manifest.json
observed c507c630bc293f8b4b8d03d2b93c9480...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:41.523711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088351/publication.md
observed b7739f9626a7422dec294bdf02d4fcce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:41.505284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088351/publication.txt
observed d922f2b00fa0ee55cb51b8cc56559306...
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.