OpenTechnical

OT-2026-000030618

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000030618) never changes.

Identity and time

Publication numberOT-2026-000030618 · never reused
Internal UUID01a0ae74-3fb2-77a6-9bb3-0f75c1204c4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030618
StatusPUBLIC

Content hashes

Canonical text8af24c82e6d299bed741a294ff1abf58724dab731944eca6c0d332ae4dd705de
Markdownd8af71438e4b67b22ed9509708694c99e981e5f37572049835ebbf1d44362e95
PDF
Publication pagedf4a25e589d957c9896356b347e6eb649e006a001bae3d9f56a1eb52e98b0303
Manifest1845938fd751d2e35f74a3644e63911a0880fd4dd5245362aa8a7ae1d83a2332

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
SignatureidoAxKisqIzIMfa5Rv64chl9tNZx6rfCYNJgMEqbgHwH8++iqlDgfJELDEEPwCq6p90Kle4NwM2iCOl14WRtCQ==
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

2026-09-17T11:36:27.801490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030618
observed df4a25e589d957c9896356b347e6eb64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:27.783767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030618/manifest.json
observed 1845938fd751d2e35f74a3644e63911a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:27.766426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030618/publication.md
observed d8af71438e4b67b22ed9509708694c99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:27.748393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030618/publication.txt
observed 8af24c82e6d299bed741a294ff1abf58...
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.