OpenTechnical

OT-2026-000076592

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000076592) never changes.

Identity and time

Publication numberOT-2026-000076592 · never reused
Internal UUID01a0ae94-b06e-7aa5-a91c-19c599a5192b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076592
StatusPUBLIC

Content hashes

Canonical text1d54443a9e6089733edca503edb6f5d0d64dc1f0e582239285f360c027522e02
Markdown52f3f60a5eadfe209997a85ceb18c066fddf611cb96d12324c4dc04e7310378f
PDF
Publication pagec25ff429beda81aa2fc61bbddf1d9824e6dc7e919d4556ef4c75c3cc954e499a
Manifest6332d21713664f8070297d6a7d77469917e7931736151eb9cda5dcaadef96d71

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
Signaturee5Ctlgzz0KaZVMpPFCMc5yKqNYg0BnGHnz3UwP8WR1GGDzq+duH/h7OGHwvTyvowUknvUHY93aukdwwBbbglCw==
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

2026-09-17T10:09:19.053690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076592
observed c25ff429beda81aa2fc61bbddf1d9824...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:19.035598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076592/manifest.json
observed 6332d21713664f8070297d6a7d774699...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:19.016380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076592/publication.md
observed 52f3f60a5eadfe209997a85ceb18c066...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:18.996066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076592/publication.txt
observed 1d54443a9e6089733edca503edb6f5d0...
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.