OpenTechnical

OT-2026-000088580

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000088580) never changes.

Identity and time

Publication numberOT-2026-000088580 · never reused
Internal UUID01a0ae9b-8f0f-75e5-b446-1272c5d45180 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088580
StatusPUBLIC

Content hashes

Canonical text7931a2651c93177cdff590fbba8e286039964f64372ee9d4e505f30572aaa8f1
Markdown5288e54add87ce718f41e5c818666587a2b20c7853ec27efb3584a47469d7320
PDF
Publication pageb3bdaf0577bb8fe5b46770195b00b2b9572b52e715caad957addac3506570647
Manifest28fa905b5cac8ccca92b68e893e01efd83d6243c2f739077d09c2ec513c47773

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
Signature/FMu+S9Cc9Md7Klz0veXlHypIhZtx9uklK6IQelPiPFAmO7QUJR1TJyLEhsLn5rNmgusPLnoY2i+rDrhkbS6CQ==
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

2026-09-17T09:47:46.289957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088580
observed b3bdaf0577bb8fe5b46770195b00b2b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.268477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088580/manifest.json
observed 28fa905b5cac8ccca92b68e893e01efd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.249836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088580/publication.md
observed 5288e54add87ce718f41e5c818666587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:46.231042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088580/publication.txt
observed 7931a2651c93177cdff590fbba8e2860...
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.