OpenTechnical

OT-2026-000037366

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000037366) never changes.

Identity and time

Publication numberOT-2026-000037366 · never reused
Internal UUID01a0ae77-b8cd-750f-85fb-3d56db6ffd54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037366
StatusPUBLIC

Content hashes

Canonical textff2a6d3c53194d4c61cf524c133cbd8c9ebaf1655f8a274e468543f7ea191926
Markdown272f9205d11436a55ef119c0e0e8e3f62a18b6e440d54f65c42b45c247a02b54
PDF
Publication page7df34b26d224e158aae32d9a3b99371be11d0a102c1470e32b9945c70a387cfa
Manifest565cac0398495f253b4f6a3524f735ca615de200003b855574d3944be5c12ea7

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
Signatureowid7MfnZ/JOPmRdZnWKml/7yJR8c+8qgbGmtiLUI1xvo+/+Dkg2b6WIqEt6cazy+nr+ym5QI0HYkEy2kBozCA==
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

2026-09-17T08:41:57.018193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037366
observed 7df34b26d224e158aae32d9a3b99371b...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:41:56.770189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037366/manifest.json
observed 565cac0398495f253b4f6a3524f735ca...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:41:56.294412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037366/publication.md
observed 272f9205d11436a55ef119c0e0e8e3f6...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:41:55.745960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037366/publication.txt
observed ff2a6d3c53194d4c61cf524c133cbd8c...
fetched by grabo-systems from 34.44.131.203, 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.