OpenTechnical

OT-2026-000049326

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000049326) never changes.

Identity and time

Publication numberOT-2026-000049326 · never reused
Internal UUID01a0ae81-1350-742c-813f-f511ef0165af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049326
StatusPUBLIC

Content hashes

Canonical textfb6264a53be30f46117d4e63f12fde1630859b271ab6202b8c0d4e8bed849b48
Markdown1cb15b3547b29e6a02955d7d03d2c89e3c01644703b82eeb04d2e5f55c1bc81a
PDF
Publication page0003a8a18ef4034943bb545678a0adac258dceac6b2f87c71abc6805713e6de4
Manifest85ba40c57434be143a371423dba62fc57a952357dd62a2d8a971187d78d028e4

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
SignatureqCwnG2HmyekZEPh3gzioj/OoVF53tjBFRRPltVzScPvECs1HTrNnuoWvEp3Qr9bYpR/koy8AXu1F7wenZE4lCw==
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

2026-09-17T11:04:12.102589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049326
observed 0003a8a18ef4034943bb545678a0adac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:12.074037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049326/manifest.json
observed 85ba40c57434be143a371423dba62fc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:12.047114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049326/publication.md
observed 1cb15b3547b29e6a02955d7d03d2c89e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:12.025716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049326/publication.txt
observed fb6264a53be30f46117d4e63f12fde16...
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.