OpenTechnical

OT-2026-000084869

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000084869) never changes.

Identity and time

Publication numberOT-2026-000084869 · never reused
Internal UUID01a0ae99-43b4-7a9d-844c-94000def4563 · 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-2026-000084869
StatusPUBLIC

Content hashes

Canonical text59cb944b49a3beae2382409a695f6779149c22ff7129da93b3f11b331eb19c9b
Markdown8605bfd9741895198ec4ba0b696ca2cddaab5a0c209e10d54e1980d16c79b6cc
PDF
Publication page8cbb29e032d3aed262e0f49c6aa5f3ab999c9285f8804ed4ba0601605fbfcd71
Manifest49d654df8c360916d25389e71b79294b0a16c97f6fb09fe1df6dcedd33247e06

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
SignatureWsRU/2CU27bsbMv7rG90JDuk8cVW1c8M1WUjtvXG8ikz73Yv0iB82YSLHMp3gg+6Zygnw8MYHHtKArwUjMaLDw==
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

2026-09-17T09:54:50.204861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084869
observed 8cbb29e032d3aed262e0f49c6aa5f3ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:50.188721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084869/manifest.json
observed 49d654df8c360916d25389e71b79294b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:50.171311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084869/publication.md
observed 8605bfd9741895198ec4ba0b696ca2cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:50.153368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084869/publication.txt
observed 59cb944b49a3beae2382409a695f6779...
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.