OpenTechnical

OT-2026-000063990

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000063990) never changes.

Identity and time

Publication numberOT-2026-000063990 · never reused
Internal UUID01a0ae8d-53bc-7ffb-9306-c036187aaaeb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063990
StatusPUBLIC

Content hashes

Canonical texta0956b079a4b8d561b05e2b6f5a6fa1aa205777950afc4d48203ae15e23d9f1b
Markdown7fa8ed3a6d018e9daeb0f6097175b521e6e67198bee3db09c52886933d5c0582
PDF
Publication pageec7eae1e5e45885866233a99125314aad672804063519b6d11ef44040242eb24
Manifest018289beba3ec361fb6df89dd61841630f2dec2bdddc2f342e6c3b70b3c899a8

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
Signature66CF8JKWweFyAc68DqLItbSpUCmZNvkh+lXL3Ypc3bRBwfY13uwJxwRjXfuL0Rz2OutPyx0vi9rOn/jOLkJjDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:03.756531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063990
observed ec7eae1e5e45885866233a99125314aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:03.737391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063990/manifest.json
observed 018289beba3ec361fb6df89dd6184163...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:03.717124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063990/publication.md
observed 7fa8ed3a6d018e9daeb0f6097175b521...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:03.695777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063990/publication.txt
observed a0956b079a4b8d561b05e2b6f5a6fa1a...
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.