OpenTechnical

OT-2026-000083315

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, 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-2026-000083315) never changes.

Identity and time

Publication numberOT-2026-000083315 · never reused
Internal UUID01a0ae97-c964-7ff4-a5e4-b7b1e1224dbd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083315
StatusPUBLIC

Content hashes

Canonical text39c566a38e0a961cbbaa72841e1c8969b425d8ad297cbe9fb0b3b6365dedecce
Markdownbd79e5b2b8f96cd0baf1641d5336b14f7c1a05996000107ea676305201cc97f2
PDF
Publication pagee238dadbd5b35a6f206429bd6540e5b95aa11bb1dc990e568a617a2856b6a148
Manifest6640c95702bbfa31e514d9d3da05284d28a46d89f25e1654faa3379fe6b5d170

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
SignaturenRTtzIjj+qOUbhHxDwJU/yq3op/VjvEtpYA6e9El40LmBly02wICGyuVVgLB6aajqvMiwMs2Pgu/bjVUgq5DBA==
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

2026-09-17T10:00:34.697327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083315
observed e238dadbd5b35a6f206429bd6540e5b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:34.679303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083315/manifest.json
observed 6640c95702bbfa31e514d9d3da05284d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:34.661545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083315/publication.md
observed bd79e5b2b8f96cd0baf1641d5336b14f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:34.645081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083315/publication.txt
observed 39c566a38e0a961cbbaa72841e1c8969...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:42.571984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083315
observed e238dadbd5b35a6f206429bd6540e5b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:42.555925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083315/manifest.json
observed 6640c95702bbfa31e514d9d3da05284d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:42.540446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083315/publication.md
observed bd79e5b2b8f96cd0baf1641d5336b14f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:42.526751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083315/publication.txt
observed 39c566a38e0a961cbbaa72841e1c8969...
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.