OpenTechnical

OT-2026-000083477

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single 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-2026-000083477) never changes.

Identity and time

Publication numberOT-2026-000083477 · never reused
Internal UUID01a0ae97-c965-7d15-af9c-3b909cb79f98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083477
StatusPUBLIC

Content hashes

Canonical text917da8e8dd02399becbd3a6903433a9f36fb5e364ffe7177d1105743284c2ab3
Markdown331318febbf7683730c12e14c689b44c62739151db3cc90e1d76fba3ac4385f8
PDF
Publication page7ce2cfc988e0063a6b02080b765c4426370ed4b667e0efdeb46701d17d8002f9
Manifest6114fbd82c63e9a8d6144589ecc493124ef2c387aa9236c7727cf0895e0a344d

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
SignatureGoMWxDJ2nGYcqP9kPSuojza1aHrG7Qo682kZWOXR2U2V+H9SUE7xesYMix47woTeQHgZ3QzNpwGS2LNAv7I/Cg==
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

2026-09-17T09:57:53.992058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083477
observed 7ce2cfc988e0063a6b02080b765c4426...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:53.976326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083477/manifest.json
observed 6114fbd82c63e9a8d6144589ecc49312...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:53.960691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083477/publication.md
observed 331318febbf7683730c12e14c689b44c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:53.943340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083477/publication.txt
observed 917da8e8dd02399becbd3a6903433a9f...
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.