OpenTechnical

OT-2026-000048506

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold 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-2026-000048506) never changes.

Identity and time

Publication numberOT-2026-000048506 · never reused
Internal UUID01a0ae80-4de5-75d2-a90a-3bfa36c7103c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048506
StatusPUBLIC

Content hashes

Canonical text839e9690c25c137f0543164f199cb3cb6fd83d9af9f725d57c94018eb7950ff5
Markdown95afcbc7aa5fae57c9cc2328de2b64cab55a7003e04cf128a75201ad735dcce8
PDF
Publication pagef337d029a8b62268b80e0891eef2b7fda498774bb0fa81a294add6f75e04b31a
Manifest5657e904d2a8b47036a90d5bfb826c8a0512e4c09381112e53b3f479c769b9bf

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
SignaturefUwm9Xh59vwJXfbMWW5JAsKzsv1hWKDKfEZiJ6mDzrh3X0LnEJxZr3AFoVSn5UIkyEYCFmfp5u65adHIm6jOAQ==
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

2026-09-17T11:05:10.926381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048506
observed f337d029a8b62268b80e0891eef2b7fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:10.908902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048506/manifest.json
observed 5657e904d2a8b47036a90d5bfb826c8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:10.890249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048506/publication.md
observed 95afcbc7aa5fae57c9cc2328de2b64ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:10.871274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048506/publication.txt
observed 839e9690c25c137f0543164f199cb3cb...
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.