OpenTechnical

OT-2026-000084316

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, 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-2026-000084316) never changes.

Identity and time

Publication numberOT-2026-000084316 · never reused
Internal UUID01a0ae98-5b61-7aa7-bbfd-94499648e766 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084316
StatusPUBLIC

Content hashes

Canonical text6f0f7a294d2e9a2382e2dbdc4cc77dfc4b66986b015582e4f7bceb0ca0d8db6c
Markdown5e515cebb8b8c785a021968bafd571bf1db1c6aa0036264c05a2b3e0ae6dd58d
PDF
Publication pagea0bf514faeeb50295f5a30d513de4519167a8a7084d094dc13f702682867a3ba
Manifesta9425099f888e98bd5600ef07045fb285337a594706ea90b9808f0a2aa3eac05

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
SignatureNbbqepy19M9njaaQN58hFeSsY0vWtlQwR0Csa/lW9bLgtBRBdZYOM77oXPgbn5pAQhV6FIR3JQf5N+U6dcmFAA==
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

2026-09-17T09:56:14.421311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084316
observed a0bf514faeeb50295f5a30d513de4519...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:14.402657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084316/manifest.json
observed a9425099f888e98bd5600ef07045fb28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:14.369572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084316/publication.md
observed 5e515cebb8b8c785a021968bafd571bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:14.337495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084316/publication.txt
observed 6f0f7a294d2e9a2382e2dbdc4cc77dfc...
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.