OpenTechnical

OT-2026-000092225

Publication integrity record

Three bellows cup vacuum gripper, three zone face, 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-2026-000092225) never changes.

Identity and time

Publication numberOT-2026-000092225 · never reused
Internal UUID01a0ae9d-875a-74e6-91f4-e100d971aa25 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092225
StatusPUBLIC

Content hashes

Canonical textd0e31ca442503fb052c3af13ffb831ae4550b9fff8a142d86d19a25a31d55b12
Markdown730978a39fe48b09954ea5ff3fceb970cd7891dd86034541071286adeabd43c4
PDF
Publication page6312a68d1024999423205db746d0dc61c0bca75772c954fd489286f97b62ecbc
Manifestaf3fc4a25535cdcfaec160fc9f81e149887ead58e2e3cd48543c568bd0f5ff19

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
SignatureNB8Cfcfauu8FK22ZPm8Byt64zrtux+mrn32QxqcpCTOvvUDjLm9jCYTsHnQbMX3lFH8qXIr9kb+/hH7k2H+5BQ==
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

2026-09-17T09:41:44.485813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092225
observed 6312a68d1024999423205db746d0dc61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:44.467780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092225/manifest.json
observed af3fc4a25535cdcfaec160fc9f81e149...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:44.450629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092225/publication.md
observed 730978a39fe48b09954ea5ff3fceb970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:44.432834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092225/publication.txt
observed d0e31ca442503fb052c3af13ffb831ae...
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.