OpenTechnical

OT-2026-000092966

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, single 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-2026-000092966) never changes.

Identity and time

Publication numberOT-2026-000092966 · never reused
Internal UUID01a0ae9e-090f-721e-bdb7-d9171ac24d62 · 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-2026-000092966
StatusPUBLIC

Content hashes

Canonical texteb94a8274de40cbc4eb37704ae9f1c6b5f86da38df1472c090a1038bece18b7d
Markdown80710db6c8d7526e3373834ba75a3a5c6534b647a0c3f7917fbd212d99c9a0c3
PDF
Publication pageda6b76bc2b7e7fcdcfd3c6207a5b62d2de5f78da4fa243865a5b97858b50787e
Manifest1210ba671d2e60c7999bbf4c50aea06360254ff6809a589bc6975b47e46a01a6

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
SignaturejrcHeAp/unYsEUtPKQq/idW60uRFcJsky5m5hXb0XQd/u1d1cZUCCM5V2eHlzI1sXunv5+ZOwEEBhCv9v081CA==
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

2026-09-17T09:40:09.650506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092966
observed da6b76bc2b7e7fcdcfd3c6207a5b62d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.631327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092966/manifest.json
observed 1210ba671d2e60c7999bbf4c50aea063...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.610701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092966/publication.md
observed 80710db6c8d7526e3373834ba75a3a5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.589844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092966/publication.txt
observed eb94a8274de40cbc4eb37704ae9f1c6b...
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.