OpenTechnical

OT-2026-000064846

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold 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-2026-000064846) never changes.

Identity and time

Publication numberOT-2026-000064846 · never reused
Internal UUID01a0ae8d-debc-7514-bc23-a1af0955a13f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064846
StatusPUBLIC

Content hashes

Canonical textd1e748d80a84f2ea5485ffce9094cf46af8608b3675e8a3f304d1f1646fdb1d8
Markdown9cb79a66f46c513450f14ebb71de001b0541c9070a29e2ad4316f790c6571433
PDF
Publication page383da4a7359d1afec09436f6fc6c326d83f357177cf5e52df9121dbaba6bcef0
Manifest37aabc34393050c889a07f1346248483eeb8dfb6321a2583653bacec9e1d1dbc

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
SignaturexL9Y/ab/0We147A/soTpNzvEQ8DGyZAfzh4HXyhfvVEZgC1dwaAWwk1OL0Gc9Mc4gM6mdN1WZ2Td/EiIh5ZhDA==
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

2026-09-17T10:35:45.536006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064846
observed 383da4a7359d1afec09436f6fc6c326d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:45.518777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064846/manifest.json
observed 37aabc34393050c889a07f1346248483...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:45.501176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064846/publication.md
observed 9cb79a66f46c513450f14ebb71de001b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:45.480821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064846/publication.txt
observed d1e748d80a84f2ea5485ffce9094cf46...
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.