OpenTechnical

OT-2026-000082409

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump 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-2026-000082409) never changes.

Identity and time

Publication numberOT-2026-000082409 · never reused
Internal UUID01a0ae97-4d96-7de0-be13-6dec2f261de4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082409
StatusPUBLIC

Content hashes

Canonical text60919120e6416be52b41535a255d75a6e1048c2c037c361f26a5e36efa6894b8
Markdown7a7d01b08979d0a7301fd7173f4d2569ab253da08295b1ac070158e2b352f6cd
PDF
Publication pagecf3867c937020354284235a376674c7077d897f4d1e897d266a593826c300ff8
Manifest5ff047bbb45ceeff84e476243ba294f0e2c8bdd8b5c41fd71ac4ec5397a27810

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
SignatureNt6mjDfYeZon9nOJOl+oLs4DFNByLB6qiS3DPeRtcT2ixZqJ+QwE2wB9liSgh7EdnerylGH/M+yKJOYjaF6mCw==
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

2026-09-17T09:59:17.667858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082409
observed cf3867c937020354284235a376674c70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:17.651150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082409/manifest.json
observed 5ff047bbb45ceeff84e476243ba294f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:17.633914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082409/publication.md
observed 7a7d01b08979d0a7301fd7173f4d2569...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:17.609587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082409/publication.txt
observed 60919120e6416be52b41535a255d75a6...
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.