OpenTechnical

OT-2026-000050129

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000050129) never changes.

Identity and time

Publication numberOT-2026-000050129 · never reused
Internal UUID01a0ae81-fd79-78ac-9038-bcbdc6223a05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050129
StatusPUBLIC

Content hashes

Canonical text1214736af641ea62403d76a3ac2147340a9263b6334f8dfca7e0240d69634aef
Markdownc0d7868b767f2559114f3564583f3490353f0e05654a673398c9b093867c7ccf
PDF
Publication pageb34a2bc2a0326b20a4dac5bf3239661e57c076333f1991307cf20a5f73c67851
Manifest695d4fe0c302aafdd974a5e48ee0a50ea9525ec2605b5dffd6660b3f5e2b60f8

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
SignaturekB26PIaZl6yAw1jdaPzDweBoDrqLKCWI8RYV+L5YvOZckI5CaZqse7s/ExRebfxJlBWXR3SU9vDQ1gCTau8XCA==
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

2026-09-17T11:02:08.242247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050129
observed b34a2bc2a0326b20a4dac5bf3239661e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:08.223473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050129/manifest.json
observed 695d4fe0c302aafdd974a5e48ee0a50e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:08.205824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050129/publication.md
observed c0d7868b767f2559114f3564583f3490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:08.186584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050129/publication.txt
observed 1214736af641ea62403d76a3ac214734...
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.