OpenTechnical

OT-2026-000094452

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold 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-2026-000094452) never changes.

Identity and time

Publication numberOT-2026-000094452 · never reused
Internal UUID01a0ae9e-f4e8-771b-80d2-aee0335ec262 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094452
StatusPUBLIC

Content hashes

Canonical text27a7c338f5feb53d49245e96a218fc0aa24564ce93bbc17daf1423db221e7781
Markdown26468f9f2dbe347021afd7f8179be0d749b7dfe78a3aa6a95e3c346d03d5eb9b
PDF
Publication page372885202dc8b9aad97a3213450346598456779dc6c3206531ac824f9c87449a
Manifest3449e38eb7295a3bbd9f03d85bdc38a44e8610b8dc510ca24b2a9db207428a8b

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
Signaturet7WbhvhZgk3t3OPiXM2BlUCdb6ZR2CPwhBMaKBBAhkbej3GGvHpAfnyHr8MEZ4DCPpnZCX/Mx37164dEAnzNBA==
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

2026-09-17T09:37:52.211102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094452
observed 372885202dc8b9aad97a321345034659...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:52.193126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094452/manifest.json
observed 3449e38eb7295a3bbd9f03d85bdc38a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:52.175067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094452/publication.md
observed 26468f9f2dbe347021afd7f8179be0d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:52.157900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094452/publication.txt
observed 27a7c338f5feb53d49245e96a218fc0a...
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.