OpenTechnical

OT-2026-000101812

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single stage ejector, pulsed blow-off after 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-2026-000101812) never changes.

Identity and time

Publication numberOT-2026-000101812 · never reused
Internal UUID01a0aea4-0e17-7f16-917a-344df347ebc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101812
StatusPUBLIC

Content hashes

Canonical text036c2d398c61d84f11f431bb695d2847486245a24fa5ea82d8f89182c8192b94
Markdown7b92e2b33d64b793d4cf0d981f2ebfc4670973e724cc39754d530b9f3cf35d87
PDF
Publication pagecf8f9b4686368ff3daee703fc7a681b6aa8af76eb25ff89d81fb6ce7a01ebb81
Manifest322e2752d256dc90e019e7a9458e4f597f5e9d0142d2a5f7c12270d3f5d94cfa

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
SignatureqxT+b6dxWmeT6wC+NcdNSqVOXnjeDM47MRUz6BQicC/TDSe679YqgDSJgziDccx28UM3PbXOmDw7NtSjjNsZAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:18.589440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101812
observed cf8f9b4686368ff3daee703fc7a681b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.572003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101812/manifest.json
observed 322e2752d256dc90e019e7a9458e4f59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.555378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101812/publication.md
observed 7b92e2b33d64b793d4cf0d981f2ebfc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.537610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101812/publication.txt
observed 036c2d398c61d84f11f431bb695d2847...
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.