OpenTechnical

OT-2026-000032896

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000032896) never changes.

Identity and time

Publication numberOT-2026-000032896 · never reused
Internal UUID01a0ae75-4842-73b3-8e3d-43a28c904e50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032896
StatusPUBLIC

Content hashes

Canonical text1ec58af74bbef937a7d2d663ef6c6c2d8b6795246695cb7562230c053aa266db
Markdowne4b332159dcf0c78b8c674ea2383ad1948d57c71282c838ef801d93a970e283d
PDF
Publication page9808b668c9e88274d09e22cbfd6bf5c11866231af85fda8bad58cfb79c759bc6
Manifest6ae51fa1d80f13ad57ef3e04a4c2e958a0d2273d0cb1e11f8842483238a1f293

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
Signature819hN+sO6LcA+yBSm9GO0ngvr5Xw+bup9H0k8eLaJ6CoLiFEsS8BCq/ThT9tVFWESi1CzLu9C4dBaFoi3nz1CQ==
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

2026-09-17T11:32:28.996534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032896
observed 9808b668c9e88274d09e22cbfd6bf5c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:28.979403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032896/manifest.json
observed 6ae51fa1d80f13ad57ef3e04a4c2e958...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:28.962364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032896/publication.md
observed e4b332159dcf0c78b8c674ea2383ad19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:28.943373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032896/publication.txt
observed 1ec58af74bbef937a7d2d663ef6c6c2d...
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.