OpenTechnical

OT-2026-000030992

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-2026-000030992) never changes.

Identity and time

Publication numberOT-2026-000030992 · never reused
Internal UUID01a0ae74-3fb7-7f89-b8a1-2ae8ce47aaa3 · 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-2026-000030992
StatusPUBLIC

Content hashes

Canonical textd6237702b914d4afd8801c5656f02c20b258ceb4bf734bbe5205f5b2e4827ef9
Markdown0e018724b93160bb913cb029d252821c295e503fc0adc48a2707833044a63729
PDF
Publication pageb2cf19e39dfaa8f12a9350a74e0b120963355a3305a5256c031cb38157053fa6
Manifestc7a4a74199d6c397d73b8a670333764e7a3057552b66ff1e09544e1d83fb1b67

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
SignaturelgbYfyLYD5f9UOEb9ECsbd8RrGS61wcgZLcOIE94JGVcgTEQDwHN1Mnh6objuVGdGGQXRSoFTgRN8OulBCdfAw==
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

2026-09-17T11:40:04.600428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030992
observed b2cf19e39dfaa8f12a9350a74e0b1209...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:04.583021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030992/manifest.json
observed c7a4a74199d6c397d73b8a670333764e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:04.565952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030992/publication.md
observed 0e018724b93160bb913cb029d252821c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:04.546512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030992/publication.txt
observed d6237702b914d4afd8801c5656f02c20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:33.800956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030992
observed b2cf19e39dfaa8f12a9350a74e0b1209...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:33.781398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030992/manifest.json
observed c7a4a74199d6c397d73b8a670333764e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:33.763650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030992/publication.md
observed 0e018724b93160bb913cb029d252821c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:33.745374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030992/publication.txt
observed d6237702b914d4afd8801c5656f02c20...
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.