OpenTechnical

OT-2026-000030995

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pulsed 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-2026-000030995) never changes.

Identity and time

Publication numberOT-2026-000030995 · never reused
Internal UUID01a0ae74-3fb7-7bc5-bf30-4f2b33fe347f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030995
StatusPUBLIC

Content hashes

Canonical text3d62e78c4ba2169c76bbcd6dd8da2e1481e276fcc80117b42d4cbc7c3e95049d
Markdownc8fe49544ea615a48d5c12e4b516b78d733dad0b12d54c2af8560a7e758c1185
PDF
Publication pagecea22168384d994d16914dea30e9df2a9d564a1a5da09ddcdf3a067311a97703
Manifest43c3d72a39bad1040217daa9afe92680b3ee1c98232514f2028d81bfd1e2cba2

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
SignatureS7kjSW3oPkWApMGvftD3CwD9gBQBD3ktI6FgMb+XQqi04oDcGrum+WJ2uRa199uAtY+9sFdtfKBK6ZhAUJsaBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:40:04.902249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030995
observed cea22168384d994d16914dea30e9df2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:04.881271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030995/manifest.json
observed 43c3d72a39bad1040217daa9afe92680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:04.863979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030995/publication.md
observed c8fe49544ea615a48d5c12e4b516b78d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:04.847523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030995/publication.txt
observed 3d62e78c4ba2169c76bbcd6dd8da2e14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:34.093259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030995
observed cea22168384d994d16914dea30e9df2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:34.076243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030995/manifest.json
observed 43c3d72a39bad1040217daa9afe92680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:34.058670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030995/publication.md
observed c8fe49544ea615a48d5c12e4b516b78d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:34.042055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030995/publication.txt
observed 3d62e78c4ba2169c76bbcd6dd8da2e14...
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.