OpenTechnical

OT-2026-000099120

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000099120) never changes.

Identity and time

Publication numberOT-2026-000099120 · never reused
Internal UUID01a0aea2-8287-79f8-8cc1-7ae5bbedfc87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099120
StatusPUBLIC

Content hashes

Canonical text1f256dd5a573468b1bb6031685c436c3159b49afe7c3d21b45a487f90d0a2f19
Markdownb461be0f0a5fb1399c6a3c609d5671ad964bd14f7fbcc18ea303cc6d9dc88cc0
PDF
Publication page7c33b410c4ef997fa06c5f2cb248687932dad4770e4ceb7122cda96e7c498e4f
Manifest5e69f9821ef6cd425bb90577a3b2538127e068cd97fc89513c2966f46120cdba

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
SignatureMaTWBOC5a7UaOiSW3uqM2kfdTfNeASqqkA3/q//dBKEoAgupJSTX+xT9giqGHspRyZ63MJ4Nmocuv4gF6WqeCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:22.122716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099120
observed 7c33b410c4ef997fa06c5f2cb2486879...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:22.103646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099120/manifest.json
observed 5e69f9821ef6cd425bb90577a3b25381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:22.083441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099120/publication.md
observed b461be0f0a5fb1399c6a3c609d5671ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:22.065091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099120/publication.txt
observed 1f256dd5a573468b1bb6031685c436c3...
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.