OpenTechnical

OT-2026-000086752

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, sustained blow-off before 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-2026-000086752) never changes.

Identity and time

Publication numberOT-2026-000086752 · never reused
Internal UUID01a0ae9a-2c99-786f-bca8-ae9aaa7da994 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086752
StatusPUBLIC

Content hashes

Canonical texta06d8e385718190e66b93c220b40be4a66f641ac1577476251451dd0a2a02a2e
Markdownb606dbd03ff65d88e0fd22c54ccd2d02846370df513d9b70429219d66d80320a
PDF
Publication page2d514577e059694e5857a4ab46b4220203c2ba5c9998f8fea096adb1f1c9f8ab
Manifeste8e90427c8c0262cbe1f341db642ec4b6d40dcbdbc4e0b073902e90884f7cdfc

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
SignatureSEUE69/s85dxPgTFRkmB7COhAcCu2YwF0e0NYTIDtlDmUGCDr07iFM8+MbyaEI3dDObFm0wu7e+bYODiE05MBw==
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

2026-09-17T09:52:38.137574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086752
observed 2d514577e059694e5857a4ab46b42202...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:38.118428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086752/manifest.json
observed e8e90427c8c0262cbe1f341db642ec4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:38.099375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086752/publication.md
observed b606dbd03ff65d88e0fd22c54ccd2d02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:38.081177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086752/publication.txt
observed a06d8e385718190e66b93c220b40be4a...
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.