OpenTechnical

OT-2026-000080754

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000080754) never changes.

Identity and time

Publication numberOT-2026-000080754 · never reused
Internal UUID01a0ae96-b974-7c05-a30e-fc62b2f68d9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080754
StatusPUBLIC

Content hashes

Canonical text121c2990dfd66bdaf7fd6a0dba2bf798885213aab18eaa048f8bcdebc144a22e
Markdown7ed7932e7572e020ec83396d1ee2cd9761fda9ed85a64da2224c0e19ca2755f7
PDF
Publication pagef0e1127b7d92042e8cd7c7010f0f14498dfc14b96bdc497da8c2f5a1e3660862
Manifest385ae5a1595bf0f1952fd855ae6fd04f87c2adc6788a7fc276273825830d8984

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
SignatureTH57n4tKp9TPOCzAY5DJKBO4TcY/POG9OBlaletmBvxXoGJC9m+xoEtjw+5PtcD/3OBPPa73sqWfnK5VqKpGAw==
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

2026-09-17T10:01:55.007281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080754
observed f0e1127b7d92042e8cd7c7010f0f1449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:54.989604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080754/manifest.json
observed 385ae5a1595bf0f1952fd855ae6fd04f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:54.934834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080754/publication.md
observed 7ed7932e7572e020ec83396d1ee2cd97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:54.887772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080754/publication.txt
observed 121c2990dfd66bdaf7fd6a0dba2bf798...
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.