OpenTechnical

OT-2026-000012079

Publication integrity record

Three bellows cup vacuum gripper, three zone face, single 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-2026-000012079) never changes.

Identity and time

Publication numberOT-2026-000012079 · never reused
Internal UUID01a0ae6d-1943-74b0-aba5-794fae4f5dd8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012079
StatusPUBLIC

Content hashes

Canonical text9397a5ffeb1fcb8596473c3750ecf4c7d1c55fd26790e4c26972dc55672bfb60
Markdownddbdcf4bb24b8bf1212e1f003f7f4d4f3b90e8ca16572ced8d5700d12ca91a0f
PDF
Publication pagea6ff36cf0ba7c24f95cbaeb534dbb715b65d2ed797d4029283f4542f0b55998d
Manifestc4a0a9485af7db674b925c2599d8a4d3b7feb1c6aa55ac0caadd86403e256465

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
SignaturerRxBgCMI/u2GrjDkq/NW1A+G+AtHhQkT+yYIbHxR29F3rqS+5sO5ZGLtFWOGr2KTBVL7NVeLrT8UJ7LzqiljDw==
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

2026-09-17T12:12:58.049547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012079
observed a6ff36cf0ba7c24f95cbaeb534dbb715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:58.032836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012079/manifest.json
observed c4a0a9485af7db674b925c2599d8a4d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:58.013967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012079/publication.md
observed ddbdcf4bb24b8bf1212e1f003f7f4d4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:57.995334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012079/publication.txt
observed 9397a5ffeb1fcb8596473c3750ecf4c7...
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.