OpenTechnical

OT-2026-000072808

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000072808) never changes.

Identity and time

Publication numberOT-2026-000072808 · never reused
Internal UUID01a0ae92-89da-779a-98ba-52493052aa53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072808
StatusPUBLIC

Content hashes

Canonical text17dbf57278bedda9f9d071276e45099d62e4d984c56b5fcb33e971f0c6ac402e
Markdown0026523ff59ad6f3b56823522eeaa55ce3f09686bed92281301d0af67f9d94fc
PDF
Publication pagefa4666e92adb5cd8364b841e874b1dcbb1e11e40b959fa85d9a92f9a14bc2fbc
Manifestaa03148cd8b5443a16dd29017ac0b5b6374bbbbe884e748989c0095e6f0fe4ae

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
Signaturezoe1Zgf2Esy+ic9T3S2pYZgr3a8URJOypIEG89psRWJl23TqJmBDqKv57CVLQliSuM/28qDvpGnLkDmMa/yVAQ==
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

2026-09-17T10:22:43.346644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072808
observed fa4666e92adb5cd8364b841e874b1dcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:43.329170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072808/manifest.json
observed aa03148cd8b5443a16dd29017ac0b5b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:43.310798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072808/publication.md
observed 0026523ff59ad6f3b56823522eeaa55c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:43.291288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072808/publication.txt
observed 17dbf57278bedda9f9d071276e45099d...
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.