OpenTechnical

OT-2026-000079968

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000079968) never changes.

Identity and time

Publication numberOT-2026-000079968 · never reused
Internal UUID01a0ae96-4377-7339-bd65-8b6fadb5b2d9 · 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-2026-000079968
StatusPUBLIC

Content hashes

Canonical texte6f1c34825d829b882bf8f188fff1b2a59df360dfe3a317ecda45599afd0823f
Markdown7d0b3075139dc373212128d253d4c2315fa9f4d65166ece7167b131235bcab40
PDF
Publication page8588790d7c57940bb87c803752b4ffa1c3c0fa71a24ee06306dd61bef6d72f16
Manifest33a1b731c93260839db78366c7e554d7c4f6fc0c40f5507ee9e18163af674cfa

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
SignatureHFqKh87B8Y44VaAtOrjotXkL2s6Dh9Ayt8dSkGj2vJibTy521SJ8zZguw1kNrv7mM/tC8kL8e+oKjArRACKABA==
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

2026-09-17T10:03:24.996305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079968
observed 8588790d7c57940bb87c803752b4ffa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:24.977720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079968/manifest.json
observed 33a1b731c93260839db78366c7e554d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:24.959639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079968/publication.md
observed 7d0b3075139dc373212128d253d4c231...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:24.940609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079968/publication.txt
observed e6f1c34825d829b882bf8f188fff1b2a...
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.