OpenTechnical

OT-2026-000030996

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000030996) never changes.

Identity and time

Publication numberOT-2026-000030996 · never reused
Internal UUID01a0ae74-3fb7-755e-bc65-7d7fe1d96bf3 · 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-2026-000030996
StatusPUBLIC

Content hashes

Canonical textf2f9593c9dddec24fd78e5dd97a9510efc9af3bf9cd2e4ec66ca3892606a3d75
Markdown1045ac7adcf0951ff94593c621db60055f156952c051c1675156233a2b777340
PDF
Publication page0499f1fea968864db73799a486baa356fb8dac5c10a5856a846935eb068ff6d8
Manifesta774a46dc25af055b61341dbf34a4deb4285136f2ec478d9eae61ea493e42a77

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
SignatureDKYuY5zBqE3h5NV2WQhGY4bKZFz988HaQ6XcvpKYkEXESJz2yZe4caI/y5GDw5gZmPRmyw4zPWBA0eUG30/ZCQ==
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

2026-09-17T11:40:04.976973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030996
observed 0499f1fea968864db73799a486baa356...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:04.960380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030996/manifest.json
observed a774a46dc25af055b61341dbf34a4deb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:04.942885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030996/publication.md
observed 1045ac7adcf0951ff94593c621db6005...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:04.923330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030996/publication.txt
observed f2f9593c9dddec24fd78e5dd97a9510e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:34.166720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030996
observed 0499f1fea968864db73799a486baa356...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:34.149807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030996/manifest.json
observed a774a46dc25af055b61341dbf34a4deb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:34.131750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030996/publication.md
observed 1045ac7adcf0951ff94593c621db6005...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:34.113766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030996/publication.txt
observed f2f9593c9dddec24fd78e5dd97a9510e...
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.