OpenTechnical

OT-2026-000082856

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000082856) never changes.

Identity and time

Publication numberOT-2026-000082856 · never reused
Internal UUID01a0ae97-8cc9-7509-bca9-207df6afd136 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082856
StatusPUBLIC

Content hashes

Canonical text6039f46292c88f37b164ec0e9e8fb8ab098380af790830e2b3451979db64d1d7
Markdown6c380bd57401f84cdcbe97e35abf2fee7283056a1c4c27ae9079893d5783253c
PDF
Publication page13ea85306e50aef378d38d7fca57a4866540fa7e6a849c39b6c066b1208a8f60
Manifestc5a7be47c744cd2bc30adabc89cfc8d823a64b44bc03bcd8f089bad143cd4b0a

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
SignatureH14n56QO6DaIerHPUbG49LJH/P/FD8cXhHKLWPJfwZ5s41dysK0EzwCUFi7r5ZrnlzE3zeUKa/5S/5yX2RXNBQ==
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

2026-09-17T09:58:32.073816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082856
observed 13ea85306e50aef378d38d7fca57a486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.058244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082856/manifest.json
observed c5a7be47c744cd2bc30adabc89cfc8d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.040554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082856/publication.md
observed 6c380bd57401f84cdcbe97e35abf2fee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.022895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082856/publication.txt
observed 6039f46292c88f37b164ec0e9e8fb8ab...
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.