OpenTechnical

OT-2026-000080332

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000080332) never changes.

Identity and time

Publication numberOT-2026-000080332 · never reused
Internal UUID01a0ae96-7e77-72bb-92b4-5f3f74dacb32 · 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-2026-000080332
StatusPUBLIC

Content hashes

Canonical text8d882872e75486a6466c4ec55f165105c4add1dd7efa84c1559acc7ab69acc0c
Markdown4ede235d65b0b0e61e84d8c207e4d75c63e69f46148e4c6283850dec4cf038cb
PDF
Publication page3bcbb4583430c1d443e49dc539649c924fa7529fda4b5bdd2f055f47c8f21220
Manifestcb8d2610f0468d27559892343393b52dd39b6e9175be0e2443df6794c54b2df5

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
SignatureECKq5WPwykLCuMNc05DEbe+cP1T6NwV7Y8DY866f1ePKs8sVaz0l+Nl8YwP2Q9efcqHo76zeq9SxTSobjlkZAA==
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

2026-09-17T10:02:48.596252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080332
observed 3bcbb4583430c1d443e49dc539649c92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.578072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080332/manifest.json
observed cb8d2610f0468d27559892343393b52d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.534716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080332/publication.md
observed 4ede235d65b0b0e61e84d8c207e4d75c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.491809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080332/publication.txt
observed 8d882872e75486a6466c4ec55f165105...
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.