OpenTechnical

OT-2026-000093033

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, 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-2026-000093033) never changes.

Identity and time

Publication numberOT-2026-000093033 · never reused
Internal UUID01a0ae9e-090f-750a-94e0-a8a6f1efdb07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093033
StatusPUBLIC

Content hashes

Canonical text194030e4f2a366314db0c4304f475325d144fc822ec591cb568b525aec4b531c
Markdown19ab814472b83e5ce097addb4787cdf3d680c5afe84c501aedaee2f37cc82a47
PDF
Publication pagee08a2ae98b86cd0b98f44c22a97307cea46c9a972094e965393a1051a6445311
Manifest654d3f2a005588ed5c1b80ed4af07da1a02f7ea38cc2723a50b735a89c48df63

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
SignaturetTnVsyDrgU1yw+H1PF8vUIGTYeE6xo+lAtV9tyU75QH4C8y1llQ0n7pMa1jHNMBJ/KWMa9DjnXPG887UywzpAg==
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

2026-09-17T09:40:14.967648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093033
observed e08a2ae98b86cd0b98f44c22a97307ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:14.948014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093033/manifest.json
observed 654d3f2a005588ed5c1b80ed4af07da1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:14.929755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093033/publication.md
observed 19ab814472b83e5ce097addb4787cdf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:14.912890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093033/publication.txt
observed 194030e4f2a366314db0c4304f475325...
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.