OpenTechnical

OT-2026-000085382

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000085382) never changes.

Identity and time

Publication numberOT-2026-000085382 · never reused
Internal UUID01a0ae99-aaab-78b9-97cd-d136f2d561f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085382
StatusPUBLIC

Content hashes

Canonical text1f12de559f70a4d98bf47c110b6961c63261a33b8a4811e3df87c38a5aa81f25
Markdownf4a8fbdc7821cdc669651ee9046d54c1387487098150a5e06723ce5a56f50ef7
PDF
Publication page27a486197c67876b04bff9dac5873fdbcd334edf0749db44f0980d19598f1a06
Manifest4741a1e56aaa9d67a19ad374c36f6c383d0b66bd18355aa8f368f9c3965067d6

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
SignatureFfiCJXbwm1eD7OQ+SPsKMJq332P57WgB6Luq4J70kdYBwoHESx27YlVUxXUExc8Xn0P1GrK/ackydQLdghIBDA==
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

2026-09-17T09:54:08.673119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085382
observed 27a486197c67876b04bff9dac5873fdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:08.647759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085382/manifest.json
observed 4741a1e56aaa9d67a19ad374c36f6c38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:08.629199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085382/publication.md
observed f4a8fbdc7821cdc669651ee9046d54c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:08.609715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085382/publication.txt
observed 1f12de559f70a4d98bf47c110b6961c6...
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.