OpenTechnical

OT-2026-000012147

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two 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-2026-000012147) never changes.

Identity and time

Publication numberOT-2026-000012147 · never reused
Internal UUID01a0ae6d-39f4-7665-a5f3-b867fb333751 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012147
StatusPUBLIC

Content hashes

Canonical textb657fb524832cac284ff599050ef983062c035769d1fd7f85febadc8d8c9638d
Markdown3521199556381e5bf6aff30f8c54808a43104ad6f067b42a3cad4f21b29f7454
PDF
Publication page1037b716050b4e7ae0ffa6b7e65169798da66bd8eada246221a589cfba51ce5e
Manifest7452abcf8b7101c8d60cea763ce3c515adc62ebb4dd8ddadc2b8afae9f1c552d

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
SignatureTtR+aWy/sBVhR0ck5arx3oyf4d9J5H3zRnNmTaJiQ3szAw13OuAcoVrESyKSJuKjssVgIa78eNMmUYNCly3OBA==
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

2026-09-17T12:11:02.440984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012147
observed 1037b716050b4e7ae0ffa6b7e6516979...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:02.423706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012147/manifest.json
observed 7452abcf8b7101c8d60cea763ce3c515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:02.403553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012147/publication.md
observed 3521199556381e5bf6aff30f8c54808a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:02.386216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012147/publication.txt
observed b657fb524832cac284ff599050ef9830...
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.