OpenTechnical

OT-2026-000085054

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, 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-2026-000085054) never changes.

Identity and time

Publication numberOT-2026-000085054 · never reused
Internal UUID01a0ae99-43b8-749c-ac89-a4d1c508c02a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085054
StatusPUBLIC

Content hashes

Canonical text1b60d00a0f36c7504cbdfd053bff02979ea58ce73b696eb4f0b518dc7b2762bd
Markdown676ceb6f774bb85a8cfd2166d86b2ba6606c750dd405eaa7fe5b9ae922b04379
PDF
Publication pagec288a74ab7bab956e1a5c9fe63c706ea20bef9ef69087c8511d2d2367e4271d2
Manifest659c6fde17e90a665ff52d8595d4f10c83a1094fc50679b05c076b0c09674c05

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
SignatureO7IXr/zScgTf4pVDki15F0ezYoMF95KUeF1F9TTGybh+uopMFA8UsDj5Zca0B7k3KvWJNRid5kiHBSYN02GkBg==
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

2026-09-17T09:55:04.463841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085054
observed c288a74ab7bab956e1a5c9fe63c706ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:04.444359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085054/manifest.json
observed 659c6fde17e90a665ff52d8595d4f10c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:04.423932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085054/publication.md
observed 676ceb6f774bb85a8cfd2166d86b2ba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:04.405034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085054/publication.txt
observed 1b60d00a0f36c7504cbdfd053bff0297...
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.