OpenTechnical

OT-2026-000082348

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000082348) never changes.

Identity and time

Publication numberOT-2026-000082348 · never reused
Internal UUID01a0ae97-4d95-7dbb-b628-8613c007a803 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082348
StatusPUBLIC

Content hashes

Canonical texted6ca4fa178c2b9eab0bdf6e22423feb7a0a5340f78f7ad410e3051fef8d0369
Markdowna6462bc78815a539215eee638d0ed000894d0746048d36eefeed26936c656fcb
PDF
Publication pagefe81cd0e4abdfb2014fb721a7334807b9a3d5b73f8b7aa4ce93a10286896eb38
Manifest0c59419819814f0ffafc6e354b0a026267bae8041bc094ee21dc8a5efb311240

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
SignaturePnRZI7AJ4U2Wh6VTKzBRyFDcWGx2HoDfrPZ5P/3IWdEGrLrVYU0NzhPYCHgG6K+ngEZoQnYgzN/yUm9305DDDg==
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

2026-09-17T09:59:13.280196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082348
observed fe81cd0e4abdfb2014fb721a7334807b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:13.265107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082348/manifest.json
observed 0c59419819814f0ffafc6e354b0a0262...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:13.249076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082348/publication.md
observed a6462bc78815a539215eee638d0ed000...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:13.232599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082348/publication.txt
observed ed6ca4fa178c2b9eab0bdf6e22423feb...
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.