OpenTechnical

OT-2026-000026090

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000026090) never changes.

Identity and time

Publication numberOT-2026-000026090 · never reused
Internal UUID01a0ae71-a840-79c1-b7ab-7ff619b18134 · 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-2026-000026090
StatusPUBLIC

Content hashes

Canonical texte4240dc63381d8bb963086fee7221a31d4e8b2d04f8038da0b007559473943e1
Markdown7ce0e7dc8cf80c00e91de3c2e8bd306030e5e8727f7a09d3e207188bb48b47a2
PDF
Publication pagece11f4da2f9380a10753648c153d44e0509a7408471664e15caf34a0db5d9495
Manifest15530d0fc9e83e899b1eaf99a68bf95dc5a39ada8eab0dab4083a05431104e9d

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
SignatureUOAM4bonpC3/NY7Zfu4fs67rkkKGO4llfTDTJyCm15CnFwMOHQw+54fPN3bUKJc3ajgpaMeEqt2DGm1EgNxTDA==
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

2026-09-17T11:46:35.331971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026090
observed ce11f4da2f9380a10753648c153d44e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:35.314105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026090/manifest.json
observed 15530d0fc9e83e899b1eaf99a68bf95d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:35.294631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026090/publication.md
observed 7ce0e7dc8cf80c00e91de3c2e8bd3060...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:35.274986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026090/publication.txt
observed e4240dc63381d8bb963086fee7221a31...
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.