OpenTechnical

OT-2026-000069867

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000069867) never changes.

Identity and time

Publication numberOT-2026-000069867 · never reused
Internal UUID01a0ae91-1860-7512-96df-6a3d9e57f46e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069867
StatusPUBLIC

Content hashes

Canonical text0e1c382ab73354eef184de99b86bdc20fd285ca735a76eed17e1aa520272afd6
Markdown20099a171c0bd5c71971d373825f59c4300dbeb5a04480179cc91742907a2c1a
PDF
Publication page3ac8e69b7e1b2b42abd85166fc503ff6ef9c22a9a523c198b8130cf25146688d
Manifest3346df1aef3e0e6ace98d5fe99ba233d936ac2b668be5f36a7a9060dbc2cd9e3

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
SignatureHQhpRtjCqpaklREJWQP2g2bBoNizVSN77oQivJAvHz6xYtQOV55IuREVnUiR4ADZLEcYfLvnq36jFrNTD5wUCQ==
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

2026-09-17T10:26:41.861763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069867
observed 3ac8e69b7e1b2b42abd85166fc503ff6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:41.845711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069867/manifest.json
observed 3346df1aef3e0e6ace98d5fe99ba233d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:41.829078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069867/publication.md
observed 20099a171c0bd5c71971d373825f59c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:41.812770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069867/publication.txt
observed 0e1c382ab73354eef184de99b86bdc20...
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.