OpenTechnical

OT-2026-000026363

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six 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-2026-000026363) never changes.

Identity and time

Publication numberOT-2026-000026363 · never reused
Internal UUID01a0ae71-f4a7-73bd-a708-e18d0c778a5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026363
StatusPUBLIC

Content hashes

Canonical textdc670ff21d414764879854578259f54032ca33459caefd20aa4a175bf99ab391
Markdown17d3c66b21d533b311be348f9d350b774962c16f16861d1e7c39aa30c3438247
PDF
Publication page2c9fd10beb842112caa54c354a601f0749c98e0b0d66d5f52eee2b79aa2c9bd0
Manifest7cb1336193f1205d75f1fe165bb3e634711310ddd5de188b9b768fcb3e5d3a6b

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
Signature2QKhkERa9rIwaSarJe2Lox74O4m5ojjYDxd0VTpmGiAS+doZhYOyd+X34NXUq2EkRG0ASYWZkdV6zdadbZmxAw==
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

2026-09-17T11:44:20.427125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026363
observed 2c9fd10beb842112caa54c354a601f07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:20.408131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026363/manifest.json
observed 7cb1336193f1205d75f1fe165bb3e634...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:20.390994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026363/publication.md
observed 17d3c66b21d533b311be348f9d350b77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:20.376333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026363/publication.txt
observed dc670ff21d414764879854578259f540...
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.