OpenTechnical

OT-2026-000069862

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, vented before 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-2026-000069862) never changes.

Identity and time

Publication numberOT-2026-000069862 · never reused
Internal UUID01a0ae91-1860-7c0a-9714-1b9f722d39ac · 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-2026-000069862
StatusPUBLIC

Content hashes

Canonical text80381fe4d732b0932d53ccfab341057ca8a0c163b70deda5f07d0626fa676534
Markdownaa869fa84fbd04bbd3bf101639a3af933604e2e0555c488d0930c0d4550519b6
PDF
Publication page70d4a3333c76af39178c29f390f32370c293d8627d44316478f0f377b6506d60
Manifestf16fd2ab5c5a98c917dc0dfc0475255206f9d696efca32119061843ba46b4708

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
Signature0nkW//ZZpMihqStjqlciflmMWfqyRKCTyPxcOcseoVquzHS3mGotAanTqdzTeM0Eecz7hCgKOdeBywcizJCFCg==
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

2026-09-17T10:26:35.252417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069862
observed 70d4a3333c76af39178c29f390f32370...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:35.234040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069862/manifest.json
observed f16fd2ab5c5a98c917dc0dfc04752552...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:35.215130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069862/publication.md
observed aa869fa84fbd04bbd3bf101639a3af93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:35.177529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069862/publication.txt
observed 80381fe4d732b0932d53ccfab341057c...
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.