OpenTechnical

OT-2026-000025772

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before 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-2026-000025772) never changes.

Identity and time

Publication numberOT-2026-000025772 · never reused
Internal UUID01a0ae71-a83d-7239-a55a-231f87786cf2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025772
StatusPUBLIC

Content hashes

Canonical text65e5ec0dd078d09d6758800ef756b437b335cab71d740ab14de2e8b4b99caef5
Markdown7c33e92739706a944f375e2546d85f8511274981b761a121a4c247fcd15b0683
PDF
Publication page029a068d43223b6d25d3b52e4acd9d53b2a33cd226baa7c8be31f25f59755b9d
Manifest470c56d23a3780f02a3cc04b2e28a02b577055b4f3151e1b118a61861f4545b5

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
Signature7cPIzTacwdke2mWNkEv8u1PMpqnDhi3hP5LyLrbTl09f55RbLcKz2xTgWt8umPfq8NWPKuRA54Lyi5xAanMuCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:45:58.322381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025772
observed 029a068d43223b6d25d3b52e4acd9d53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:58.303128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025772/manifest.json
observed 470c56d23a3780f02a3cc04b2e28a02b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:58.283960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025772/publication.md
observed 7c33e92739706a944f375e2546d85f85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:58.264198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025772/publication.txt
observed 65e5ec0dd078d09d6758800ef756b437...
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.