OpenTechnical

OT-2026-000065586

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, vented after set-down

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-2026-000065586) never changes.

Identity and time

Publication numberOT-2026-000065586 · never reused
Internal UUID01a0ae8e-46fa-7e55-a457-82e8e43ae263 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065586
StatusPUBLIC

Content hashes

Canonical text6f63f7bd933fb119eeaca381c4cedcf4658a21b63dcc7d7600535b52747a45ea
Markdownd076971673b561400592588150b24e1cf6e912b2df1817ce8d92d047be0fdcec
PDF
Publication pagedf0accbf1255d7d0541c867497cdefed4eaa204c8e80ce6b751cd1530a5152cf
Manifest65a4955bdec7c572241387e3b0c2868aef1b7e5758897b6018f0ad0cae26ff9b

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
SignaturenHlVWhGW1J4Zt5cz3rZlnHbCMMu0e6+U/GkVdyTNDXZoX1DPZ5yd7ci5xx0zdKBjDSORssSO7cQ3/pUe8MuKDw==
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

2026-09-17T10:33:56.730051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065586
observed df0accbf1255d7d0541c867497cdefed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:56.705323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065586/manifest.json
observed 65a4955bdec7c572241387e3b0c2868a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:56.677210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065586/publication.md
observed d076971673b561400592588150b24e1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:56.653226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065586/publication.txt
observed 6f63f7bd933fb119eeaca381c4cedcf4...
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.