OpenTechnical

OT-2026-000065257

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000065257) never changes.

Identity and time

Publication numberOT-2026-000065257 · never reused
Internal UUID01a0ae8e-1dfa-78a4-9cc1-0eb22723c470 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065257
StatusPUBLIC

Content hashes

Canonical text86dc2b311c557a389b370ee5ebf7d1d81876b656d8897c713939dd907da80d6a
Markdown00851dd6b18261586cf016422b10b2a58ff5a9bb5863e8ff835e2c136284c625
PDF
Publication page7ea6e329f0e4f63507dffe37a539ff6d667fd83914be2ab9b0b76fad409923b8
Manifestbb34c38e31b75289333848c633bc62fd8b40c99cbc2ba27b9f583f16ca11195d

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
SignaturecZHGKfX2h7xzdrk4+U68EIf5fgYwUj7BvK75WRMebk2BQ/qAGk6pnqmmrtKPwSa5Fac4YCTs2cGOuXqM84SbBw==
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

2026-09-17T10:35:07.233597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065257
observed 7ea6e329f0e4f63507dffe37a539ff6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:07.216217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065257/manifest.json
observed bb34c38e31b75289333848c633bc62fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:07.198834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065257/publication.md
observed 00851dd6b18261586cf016422b10b2a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:07.179837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065257/publication.txt
observed 86dc2b311c557a389b370ee5ebf7d1d8...
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.