OpenTechnical

OT-2026-000082446

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000082446) never changes.

Identity and time

Publication numberOT-2026-000082446 · never reused
Internal UUID01a0ae97-4d96-70eb-b388-9b457ac453e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082446
StatusPUBLIC

Content hashes

Canonical textab4f4602e8ed44e436e445b879f9c4b7e6ffbdece357d7074c3349cea23dfd2a
Markdown46631790bea1957c95f7543f0a1c4b2b84e5b793a1c123eac54b4ec919329da4
PDF
Publication page3fc912e5e8f09457b098a0cd6bb2c9b7bf29c66fafc17e2c895ff422492b8121
Manifestfb4252df27c9c5e652a7bdbc6b5de3eca39f40f7f695778336b2464bbe0325db

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
SignatureH06+CEJy+Y9Lbc2XLJg7rinKr1Z+DbFr6gL4W/nW8oi0ASMDIEt5C9joeSSiQ/AZpsnq4TsD0EiavrF4rbpZDA==
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

2026-09-17T09:59:26.706877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082446
observed 3fc912e5e8f09457b098a0cd6bb2c9b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.688941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082446/manifest.json
observed fb4252df27c9c5e652a7bdbc6b5de3ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.672133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082446/publication.md
observed 46631790bea1957c95f7543f0a1c4b2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:26.655163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082446/publication.txt
observed ab4f4602e8ed44e436e445b879f9c4b7...
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.