OpenTechnical

OT-2026-000080334

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented after set-down

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-2026-000080334) never changes.

Identity and time

Publication numberOT-2026-000080334 · never reused
Internal UUID01a0ae96-7e77-718b-af6e-a6f03c8d0587 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080334
StatusPUBLIC

Content hashes

Canonical textf453ce702a3a26fa9dd0adec14b4dcbbd3003abb7ffb9e5ebfda3f879e6ea6bf
Markdownab3b2a0c00f5fe79958b65255d781af166812fba09bd279db46b1d236f5ba8ac
PDF
Publication page58e58f97ac71f31bd45d1bfbe57cbbdd5029973775ce51bb072dff0525bc7f89
Manifest321fffa09f90c8f7c0714eb93d3fe1d0d33feca70cf2ba55feb7a77e8c7d179c

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
SignaturelsqXR3HQZg2rQlFukx//zR0gB5PFOo2fqdXhIeqcEA6NxF/V3LlJK9vK3dxu2K7z68ejhXoqsq/j3DbkEwsWBg==
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

2026-09-17T10:02:48.736562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080334
observed 58e58f97ac71f31bd45d1bfbe57cbbdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.719892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080334/manifest.json
observed 321fffa09f90c8f7c0714eb93d3fe1d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.702680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080334/publication.md
observed ab3b2a0c00f5fe79958b65255d781af1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.684499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080334/publication.txt
observed f453ce702a3a26fa9dd0adec14b4dcbb...
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.