OpenTechnical

OT-2026-000044777

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum 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-2026-000044777) never changes.

Identity and time

Publication numberOT-2026-000044777 · never reused
Internal UUID01a0ae7c-911b-752d-9b5d-f33773e3e928 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044777
StatusPUBLIC

Content hashes

Canonical text5f0b0fc8fa20115081e2277ff3f050b0b3a0cfacea6ffafe52a3de1b8aab6b58
Markdownc85b0198eb5f4800c572ccfeeddc8bbdcdcd2e8ed79c7bc959939491e2957f96
PDF
Publication pagea98648dec39ae02391f9ff004f3851df472d0d96b36e5770df3ca30334752467
Manifestd33b43ca8e7c404c027492251c8846d6fbb119a29c5b8d1cfd3a0c2fc2002dcb

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
SignaturexKSWU1UWmifRpxapHMOLKgQYDixt2f6CgGyDSVmwjkc0S9NcglbM8e1VSjaZopwABzdgsaknPJqpVEiW4CXxDQ==
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

2026-09-17T11:11:24.079467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044777
observed a98648dec39ae02391f9ff004f3851df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:24.060374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044777/manifest.json
observed d33b43ca8e7c404c027492251c8846d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:24.042721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044777/publication.md
observed c85b0198eb5f4800c572ccfeeddc8bbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:24.024658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044777/publication.txt
observed 5f0b0fc8fa20115081e2277ff3f050b0...
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.