OpenTechnical

OT-2026-000026802

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000026802) never changes.

Identity and time

Publication numberOT-2026-000026802 · never reused
Internal UUID01a0ae72-3451-7eec-9a94-d4a7f9b24db9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026802
StatusPUBLIC

Content hashes

Canonical text33d1033cff70bb41ecaf22f12f993dd3a96af7792e3f971434ea9d55ac88cc7f
Markdownfafdd2aed1b9fe5180b71c7551c9953d7a4319435a4a044adb2f89fcfe8d9eec
PDF
Publication page01caf2c2290e6c13a178f518de60676ddc5249e2d8485b88f1021cdfbd6ebc30
Manifest6f9dc7047f406bd38da295220c2ad6377f907fff0479bf7e3e4ec0335eb03781

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
Signature9BNDNcWskDoiGwIuiXzVKH/pKEXg6K7RLVidUNZjFJcWUC5z2B5tZYQc+dIjaYLE8H55Orv9NTDNKHHWht+8Dg==
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

2026-09-17T11:43:22.863972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026802
observed 01caf2c2290e6c13a178f518de60676d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.846308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026802/manifest.json
observed 6f9dc7047f406bd38da295220c2ad637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.827594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026802/publication.md
observed fafdd2aed1b9fe5180b71c7551c9953d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:22.811424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026802/publication.txt
observed 33d1033cff70bb41ecaf22f12f993dd3...
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.