OpenTechnical

OT-2026-000099297

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold 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-2026-000099297) never changes.

Identity and time

Publication numberOT-2026-000099297 · never reused
Internal UUID01a0aea2-8289-7b76-90d6-12cfc5602a1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099297
StatusPUBLIC

Content hashes

Canonical texta77569daf1005d88bcfb331e2a7a9cd14b79f95d0f1914c5a96666d30cd7d7dd
Markdown6378fcd219ef8ba300475c4f88968bc1ee615edad918564ded96b4383d5bce7d
PDF
Publication page58068c734ca6d5d8f6901054ad4d61720ce157f82b440374c786160002ae1ce6
Manifest65c230f7ff1e3812e245485034854d523084cbfa582d8d8d65e443ac4e6028b9

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
SignaturenjXo1NdJ30+1xOLrlIG5XwZtCkwMz4Nm7UzrX9k4CqioylHCaIQ4Yu1L2ChhrYG5KT5FjIZkbxU3JoZSUYItCg==
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

2026-09-17T09:30:45.571334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099297
observed 58068c734ca6d5d8f6901054ad4d6172...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:45.553504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099297/manifest.json
observed 65c230f7ff1e3812e245485034854d52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:45.536253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099297/publication.md
observed 6378fcd219ef8ba300475c4f88968bc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:45.517565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099297/publication.txt
observed a77569daf1005d88bcfb331e2a7a9cd1...
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.