OpenTechnical

OT-2026-000046149

Publication integrity record

Single cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000046149) never changes.

Identity and time

Publication numberOT-2026-000046149 · never reused
Internal UUID01a0ae7e-032b-7069-b6ab-1db14433f472 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046149
StatusPUBLIC

Content hashes

Canonical text46ae0b5e4be621fd44ea789a9e03246e4e36ac5b9e5c191e65a3b1004bf7f696
Markdownffc2d68a20d3a070efd2b8b9020a649eac3e984d417be676a72d55e4199dfc69
PDF
Publication pagef61e676a80f0af02d2d27d08d067f064825084ec2e1342046a89f2b66ab8f451
Manifestf5eb44f9ecb9573337fa5726abcf5279e7ae90155f847f5e205e64e754391932

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
Signature7CPEyH7/eHsKJHxjYdwEWnq9m2iJsLGBjeKbAabJh8XD/1E6+aA1QiNfk1mTO/C/r5AIpxWP2Bq1CjU3GsAvCQ==
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

2026-09-17T11:09:08.645759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046149
observed f61e676a80f0af02d2d27d08d067f064...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:08.625647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046149/manifest.json
observed f5eb44f9ecb9573337fa5726abcf5279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:08.605913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046149/publication.md
observed ffc2d68a20d3a070efd2b8b9020a649e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:08.588692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046149/publication.txt
observed 46ae0b5e4be621fd44ea789a9e03246e...
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.