OpenTechnical

OT-2026-000076882

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000076882) never changes.

Identity and time

Publication numberOT-2026-000076882 · never reused
Internal UUID01a0ae94-b070-73a2-a84a-f5905fe2ac18 · 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-2026-000076882
StatusPUBLIC

Content hashes

Canonical texta43aa9e6529bb9b478b0f3ee3ff6178b2cffe4b85b6f8ee3d4eba68055c92e9f
Markdown7567419ea3169cf674cba9993d4abafe82b437c531ca72d70a64b3c6dde98be7
PDF
Publication page9ebc0816abc21d7f6bb356e085542e25d85061196bd75d171cf334320d129d6b
Manifestc4d3d512a0e7324936db9ffabb922a60daefca3f66d250b9f4ff54a9091d70c4

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
SignatureKeJFUbNLc1uUhl58wc7Hw1RjqlQVPyIRLvlree7MqtOslFEhPBoX4zIm6ln9wK3P4gEi1NbYFi1QVnW5awMdAA==
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

2026-09-17T10:09:47.112029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076882
observed 9ebc0816abc21d7f6bb356e085542e25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:47.092203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076882/manifest.json
observed c4d3d512a0e7324936db9ffabb922a60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:47.073936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076882/publication.md
observed 7567419ea3169cf674cba9993d4abafe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:47.054679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076882/publication.txt
observed a43aa9e6529bb9b478b0f3ee3ff6178b...
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.