OpenTechnical

OT-2026-000060592

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, sustained blow-off after 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-2026-000060592) never changes.

Identity and time

Publication numberOT-2026-000060592 · never reused
Internal UUID01a0ae8a-b7cd-7a23-91bd-f73afdab59a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060592
StatusPUBLIC

Content hashes

Canonical text70cf681485b8eb7bcda7997048f4b1632066fc9ed598222e13e228b3d515153c
Markdown2864485814c70d5b15a4d68b145e18d8903d7f93d3f487cd03e4ad1c21e02d8e
PDF
Publication page8403f3b0b259e4b0b9a12d53f441b6990de22638b1a717f02866c6fb9db72330
Manifestbf57070f21ea337b4ee133440f810ea1e336f48d51b7edde14820fa002ccdbbe

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
SignatureTPVn2qblTuGxZ+wu/rEzkidwslfp0LVBAxDFaSpn84bW/4AlIRo1QmoubL4miKAguWo80mepCE64idpt61MGBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:12.820385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060592
observed 8403f3b0b259e4b0b9a12d53f441b699...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:12.803878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060592/manifest.json
observed bf57070f21ea337b4ee133440f810ea1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:12.788297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060592/publication.md
observed 2864485814c70d5b15a4d68b145e18d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:12.771490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060592/publication.txt
observed 70cf681485b8eb7bcda7997048f4b163...
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.