OpenTechnical

OT-2026-000031000

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000031000) never changes.

Identity and time

Publication numberOT-2026-000031000 · never reused
Internal UUID01a0ae74-3fb7-7ac0-ad2a-056f231f67e2 · 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-2026-000031000
StatusPUBLIC

Content hashes

Canonical texte6d5323eee74749ce6b7cb816122f58257870ed6c1c08de70e3305100b3faee5
Markdownfa4e93f2fa58b15502c10a435f00a3b3d6bbb982ee720991fdb5214fe8706138
PDF
Publication page1b842dc3f53e6036c0b3c05c9b48a2d39746245637f1555926f60c1a5b001957
Manifesta2ee6b4f3e8a22663c583c01f13edf1024614eb10a60b5797724392822bbafec

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
SignaturePnyIQA09jvX+X5jr853vRvvuCEc9xmYkGlxwBxzLaiWIyW4muiuI5sGmPsJXwfoFtkvzVlA+uTvBvUbK2EuwDw==
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

2026-09-17T11:40:05.231932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031000
observed 1b842dc3f53e6036c0b3c05c9b48a2d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:05.211919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031000/manifest.json
observed a2ee6b4f3e8a22663c583c01f13edf10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:05.183637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031000/publication.md
observed fa4e93f2fa58b15502c10a435f00a3b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:05.165433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031000/publication.txt
observed e6d5323eee74749ce6b7cb816122f582...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:34.383645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031000
observed 1b842dc3f53e6036c0b3c05c9b48a2d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:34.366914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031000/manifest.json
observed a2ee6b4f3e8a22663c583c01f13edf10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:34.349798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031000/publication.md
observed fa4e93f2fa58b15502c10a435f00a3b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:34.332539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031000/publication.txt
observed e6d5323eee74749ce6b7cb816122f582...
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.