OpenTechnical

OT-2026-000005729

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, six outlet manifold, plant vacuum fed, pressure verified

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-2026-000005729) never changes.

Identity and time

Publication numberOT-2026-000005729 · never reused
Internal UUID01a0a942-df2f-72b5-89af-81e06521b83f · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:08:47.154711Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005729
StatusPUBLIC

Content hashes

Canonical textac743991963f60692d9cf75703b947af57210def48eb41f4447c44f9d0459f3a
Markdown1ce6fd73ba6ba1d493f853c86bcc6a6d771d13c1dee24f6203337ff5d2de8592
PDF
Publication page201cdafa6b90ffe4fe6f65b5703e30ab8f67d2f0d6445f5bd5aa9c4be721421f
Manifestf9e14863116baf5d519a0c5e2d050a0bfc062b3327bc5d54d0bcf27e1bd26adf

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
Signaturer7yx6CyUW8eLSGYVNyQkstVezK2s8dQRD2rBXHNt+QEJJFtXiBT9wcMFUe5agLLdod+/PrXaQNWs/jTlNOTLCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:10:06.629826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005729
observed 201cdafa6b90ffe4fe6f65b5703e30ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:06.491893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005729/manifest.json
observed f9e14863116baf5d519a0c5e2d050a0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:06.476517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005729/publication.md
observed 1ce6fd73ba6ba1d493f853c86bcc6a6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:06.463550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005729/publication.txt
observed ac743991963f60692d9cf75703b947af...
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.