OpenTechnical

OT-2026-000006092

Publication integrity record

Porous face vacuum gripper, four outlet manifold, pump fed, contact triggered, closed cell

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-2026-000006092) never changes.

Identity and time

Publication numberOT-2026-000006092 · never reused
Internal UUID01a0a94f-108b-79e0-b52a-875396c01c4d · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:22:06.221977Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006092
StatusPUBLIC

Content hashes

Canonical text4c39d15688f030c672e83b7bdc210b64bf4ba7c2b241c2050747c47a22927f21
Markdown63fdf6d50a92fabfbcf2aff7e3fdc72baf33df452a0b3b1be4df588d8865cd9e
PDF
Publication pagef92511fc3cf97975eaaefe3cb60a58a7c4946e85d2f889a670abaca6c3837276
Manifestc73e408096d087f055a980a4704a79ff51333e4a09de03a996599a704896a7ac

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
Signatureb8UNBUyH3aQm76cQUAsal4WO8XQclliHgj53qE1kb79ICATwRHp7ivqw4sMJ8tGlJ1rdr+Q2Vf95ZMRiuMMQAg==
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

2026-09-16T08:30:28.409291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006092
observed f92511fc3cf97975eaaefe3cb60a58a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:28.395212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006092/manifest.json
observed c73e408096d087f055a980a4704a79ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:28.380487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006092/publication.md
observed 63fdf6d50a92fabfbcf2aff7e3fdc72b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:28.256612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006092/publication.txt
observed 4c39d15688f030c672e83b7bdc210b64...
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.