OpenTechnical

OT-2026-000080116

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line 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-2026-000080116) never changes.

Identity and time

Publication numberOT-2026-000080116 · never reused
Internal UUID01a0ae96-4378-7e28-b650-b1f040c3579c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080116
StatusPUBLIC

Content hashes

Canonical textf923582a82a3ef3dfcc595c342560988dce19c8ba5cf4b4fa7a366de8c0c1bd5
Markdowned16f84e9bc12e89bcadd621393a24ef0544585f0caa86456fca808aa21d9156
PDF
Publication page4e5ca53e845c3756996e13a4e417f039505022dfd4c5115349d449d576f6477d
Manifest6bed0da2796b155aff70f165d6f055f6726eda6e7c21ef3ce0ccc0357dae079a

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
SignatureJKM1nmeYevLcwNGTEFQgUvP2WJ/UTbwdSZKDuLmWMcPiiwb3EZt8bMPlFJkBApT6naLD7/eF8ULAmaXZSRaqBg==
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

2026-09-17T10:04:03.639189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080116
observed 4e5ca53e845c3756996e13a4e417f039...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:03.621255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080116/manifest.json
observed 6bed0da2796b155aff70f165d6f055f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:03.602178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080116/publication.md
observed ed16f84e9bc12e89bcadd621393a24ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:03.583983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080116/publication.txt
observed f923582a82a3ef3dfcc595c342560988...
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.