OpenTechnical

OT-2026-000064061

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, vented after 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-2026-000064061) never changes.

Identity and time

Publication numberOT-2026-000064061 · never reused
Internal UUID01a0ae8d-53be-76d1-b07c-35b2b284d319 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064061
StatusPUBLIC

Content hashes

Canonical text1a09c3afb0383c6734d01ad8dd1bab258e893506cc7588a061f96a86f16f16ec
Markdown66f85c195a562d72a1ccacfe834d4a9057bb585b9b09a9ef4a6c9258b1717d48
PDF
Publication page2e36104f0f02f82e437c4550bcb3663809bb2879371812e7661467595f7528bd
Manifestc8954235354f033463e11ddbaa0ae92b397b9d50890443d1b9d545c2143d5196

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
Signature4bqXK270LNbDLBYCLT2Rr5i9XSxQbsZBXwVKlc3fD4cHwRRt7uxLpReewMBzcIpEidqdLPZY72vTYBkisIoPDQ==
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

2026-09-17T10:37:09.541586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064061
observed 2e36104f0f02f82e437c4550bcb36638...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.520778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064061/manifest.json
observed c8954235354f033463e11ddbaa0ae92b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.498254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064061/publication.md
observed 66f85c195a562d72a1ccacfe834d4a90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.477798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064061/publication.txt
observed 1a09c3afb0383c6734d01ad8dd1bab25...
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.