OpenTechnical

OT-2026-000092977

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two 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-2026-000092977) never changes.

Identity and time

Publication numberOT-2026-000092977 · never reused
Internal UUID01a0ae9e-090f-7843-9a06-1e5b6e759af2 · 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-2026-000092977
StatusPUBLIC

Content hashes

Canonical text9aeb9287ad740e4aa63e7995f7ed24b2e92bd8a5ae9f27cbb81ac2283154fb27
Markdown26d571a60ac318c8b952791ad8716ddd5b4ec356708010d6887644adf5e5b2fb
PDF
Publication pagead72ad31801d4663ae7e664480c97bcf9cd1057e98366c3b506c6da56dc579c8
Manifest854bd2d7eac509a7f961036cb565f0daf42dc4b3b3f84469a8a288acd55e4214

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
SignatureOz6H0dD9gW7c/egr3nZBfVrOyI1RmZlIkuFU1iBnCillpZehV4QuBdD/vzPbMODxr++lAoo+MHkRpI0Sae1/AA==
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

2026-09-17T09:40:10.553497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092977
observed ad72ad31801d4663ae7e664480c97bcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:10.536561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092977/manifest.json
observed 854bd2d7eac509a7f961036cb565f0da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:10.517601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092977/publication.md
observed 26d571a60ac318c8b952791ad8716ddd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:10.499291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092977/publication.txt
observed 9aeb9287ad740e4aa63e7995f7ed24b2...
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.