OpenTechnical

OT-2026-000087465

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000087465) never changes.

Identity and time

Publication numberOT-2026-000087465 · never reused
Internal UUID01a0ae9a-cd51-72f0-aa18-08b3844af360 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087465
StatusPUBLIC

Content hashes

Canonical textca65d72b5501f56aba970313255d2f2b67ca1fd86a4998f777ae6382462f18e1
Markdown8d7d2b66e43bdfc1363df777daa28f04c03adf3e112ad6db516ec7eacfa3b2be
PDF
Publication pagee8e7382462ce05a979b8d385d52c4f98aaf7df9535d6d7899e2ac8ece6acc4de
Manifest4f5da035cd8ae30b5e806af68a852a8d8d89e90f390a95954c848f9e13ef0b31

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
SignaturegnCvtzoNVoTpHS9Y56Om3w7ts7VU9G+WTHQIeLj+Tw3LW9ORwhQ7Np42hM9R/MXM8r0VFC7MqAZzxl1Xe0YRDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:47.564975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087465
observed e8e7382462ce05a979b8d385d52c4f98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:47.547928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087465/manifest.json
observed 4f5da035cd8ae30b5e806af68a852a8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:47.529957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087465/publication.md
observed 8d7d2b66e43bdfc1363df777daa28f04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:47.513200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087465/publication.txt
observed ca65d72b5501f56aba970313255d2f2b...
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.