OpenTechnical

OT-2026-000005054

Publication integrity record

Vacuum cup gripper, three zone face, four outlet manifold, three stage ejector, contact triggered

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-2026-000005054) never changes.

Identity and time

Publication numberOT-2026-000005054 · never reused
Internal UUID01a0a92c-657d-795a-8caf-c57de2f021bf · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:44:14.209009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005054
StatusPUBLIC

Content hashes

Canonical text0d46bfd06b3a90c5fdb9f41ee049d4fdd1a97f835543a6b3e1f2d6a178c0d451
Markdown9f0ceecfc716ade61f5e1389e1b6b76ae7007dfa5ca3f08a95812441c2752090
PDF
Publication pagebe4d8db3e125483bdfd458fa91887ddde99de4abd2321c5a2f1bf0f1e857483e
Manifest3064094143af6fdff3a5fdcbb7221e84f42f6c580671f13931146ce73e01796a

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
SignatureAQzAfeMOqNI308neQ2d0ZG5TGGnpQxVEEv6/V1KXWO01mh9mfV+7jxbCdbUQgHL71E1zUnm7B1LpVCTDZZnXCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:47:02Z
batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof
root e1b42dfa4cd0fb1e3e472afd2db961c2...

Independent retrieval

2026-09-16T07:50:20.470815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005054
observed be4d8db3e125483bdfd458fa91887ddd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:20.457490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005054/manifest.json
observed 3064094143af6fdff3a5fdcbb7221e84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:20.443205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005054/publication.md
observed 9f0ceecfc716ade61f5e1389e1b6b76a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:20.429138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005054/publication.txt
observed 0d46bfd06b3a90c5fdb9f41ee049d4fd...
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.