OpenTechnical

OT-2026-000073682

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000073682) never changes.

Identity and time

Publication numberOT-2026-000073682 · never reused
Internal UUID01a0ae93-2b8c-772c-8767-d8b97e7b0ba1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073682
StatusPUBLIC

Content hashes

Canonical text21d5e7e147c323044c097f88230ed04d3b8920d712ad3f08cfc1a90088f7d172
Markdown890aca4f62b9790aebf6d6f2262c70a550f066ccd7f4a47e873ee9e0b3c8918d
PDF
Publication page9660dad12a3265a8db7a5e11bb9afb951b8a9c158a9c384762eb5886bb41689f
Manifesta66637d7ca2a4adfcee35fe2bf68e4d0c33c992f8e1fff05a3442e49532d15c5

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
Signature0Ma/M+Qr+o/NWziyQ42OtYKAU8JhWX/IRe3aiYRq5c6R4M9sopER/AdsGtYc4+xvHvuMj/kLAopg3kDYyaqzCQ==
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

2026-09-17T10:19:44.523092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073682
observed 9660dad12a3265a8db7a5e11bb9afb95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:44.503286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073682/manifest.json
observed a66637d7ca2a4adfcee35fe2bf68e4d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:44.484703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073682/publication.md
observed 890aca4f62b9790aebf6d6f2262c70a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:44.465764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073682/publication.txt
observed 21d5e7e147c323044c097f88230ed04d...
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.