OpenTechnical

OT-2026-000082779

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000082779) never changes.

Identity and time

Publication numberOT-2026-000082779 · never reused
Internal UUID01a0ae97-8cc9-78cc-96ec-e012abab2e3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082779
StatusPUBLIC

Content hashes

Canonical text7b90518da16760b2f6cedfa38b71330743863d248449233820620e6d87b80ae7
Markdown072e4ea4c1849fcb3cd1d87d5be5542f820afea1ede48512a2c7f90e7ff51608
PDF
Publication page5d5d7c34d803ea0a5593852d309488ffce809c539bc210ccf7dbd86430302dbb
Manifest6ed3d84be89798825424004e03681ebe39fad93955d258e9081ad17b8f13fb08

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
SignatureI/uVqugEzfkSCTCo8UCriAFjvD5I6ARPss2ETSUqGohnzvIhc3Gb/MRAr1gE4su3BdTYpFP8IBJmR6Os+SYYCQ==
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

2026-09-17T09:58:22.065302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082779
observed 5d5d7c34d803ea0a5593852d309488ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:22.046065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082779/manifest.json
observed 6ed3d84be89798825424004e03681ebe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:22.028289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082779/publication.md
observed 072e4ea4c1849fcb3cd1d87d5be5542f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:22.002127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082779/publication.txt
observed 7b90518da16760b2f6cedfa38b713307...
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.