OpenTechnical

OT-2026-000052582

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000052582) never changes.

Identity and time

Publication numberOT-2026-000052582 · never reused
Internal UUID01a0ae84-573b-75fe-9673-543df627940e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052582
StatusPUBLIC

Content hashes

Canonical textac5350f1531b067a12d37f3c900913c8a819334ac9a3b315e79a8b3a5ba888b6
Markdowne019198addd284d4b49c4ef1d67392341f55bd83dbf006fc838ca7d08aa815b8
PDF
Publication page9db96e54ea1eacbbc56e76058c39425493bac1faf2d964924b7caf7def702b20
Manifest37cf8d91e54da68b5db7a3a4fb477ebefded2f90906b67abe0de404be77e4a17

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
SignatureEbc/ABFP2uU/Q3063l4HvAUuhUSb37ZlaNsq61ceYffFYV/C5qk/RKuFOoPuaoeawPS6v1N2GXBjtyVI3a/TCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:14.676551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052582
observed 9db96e54ea1eacbbc56e76058c394254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:14.651541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052582/manifest.json
observed 37cf8d91e54da68b5db7a3a4fb477ebe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:14.633104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052582/publication.md
observed e019198addd284d4b49c4ef1d6739234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:14.613023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052582/publication.txt
observed ac5350f1531b067a12d37f3c900913c8...
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.