OpenTechnical

OT-2026-000044998

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000044998) never changes.

Identity and time

Publication numberOT-2026-000044998 · never reused
Internal UUID01a0ae7c-911d-76ac-a0ee-3d464f3d370d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044998
StatusPUBLIC

Content hashes

Canonical texta1191df36ee556c1693e3137d2f4b31b089162bd6d01f3c2050f3f897a867cd1
Markdown98c58c24fdba7b4b74b9ebd1a896a815de6b3cb7514c0182f66a58dbf9034048
PDF
Publication pagefe826a49bba37030b8fde31970e5cf8e7e168672dc1d8f5275980308ec294ba8
Manifest587f9367f8be32613c50e168f0611970920073fbfadf0405722b0011dd7bb701

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
SignaturevU9wMvP4j43yDR/uPQwq4pZ4WdaYdh5rca0Z7Jh88mAesGrW2iM8IVFzeJDGQZgtqgmd/sLNPHNJREPMTECGDw==
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

2026-09-17T11:11:41.604458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044998
observed fe826a49bba37030b8fde31970e5cf8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:41.586048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044998/manifest.json
observed 587f9367f8be32613c50e168f0611970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:41.566996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044998/publication.md
observed 98c58c24fdba7b4b74b9ebd1a896a815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:41.547886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044998/publication.txt
observed a1191df36ee556c1693e3137d2f4b31b...
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.