OpenTechnical

OT-2026-000074469

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000074469) never changes.

Identity and time

Publication numberOT-2026-000074469 · never reused
Internal UUID01a0ae93-717a-7505-afb7-9f4f55ac3e99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074469
StatusPUBLIC

Content hashes

Canonical textea9ec38dc0fd25570cc76649b9b62dd34b751f855e05837f44755a8d3e55fe3c
Markdownb71e60e4c80f1f8aff4068387e79d8782dbd6b3de1e9662f259dfc369c5647d4
PDF
Publication page220772a2cc5e8952ff02f4914a12501fbc51366315630cad55d5330e37cbe9cd
Manifest173d4aa532ef983bca20239820bbb70b9389f0278db09fb914e33672e97c215f

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
Signatures6VlAIQICZ+2szVQ9ZqvGmD7UAsYDH8NRxNwh/Rfx210CDirKs7v5uzxHKaZjPj5TnnLuXsNlnBZfLp+uLL9Aw==
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

2026-09-17T10:19:25.796922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074469
observed 220772a2cc5e8952ff02f4914a12501f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:25.777131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074469/manifest.json
observed 173d4aa532ef983bca20239820bbb70b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:25.757050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074469/publication.md
observed b71e60e4c80f1f8aff4068387e79d878...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:25.735278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074469/publication.txt
observed ea9ec38dc0fd25570cc76649b9b62dd3...
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.