OpenTechnical

OT-2026-000086734

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three 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-2026-000086734) never changes.

Identity and time

Publication numberOT-2026-000086734 · never reused
Internal UUID01a0ae9a-2c99-7ccd-b39d-6cccfc00dee7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086734
StatusPUBLIC

Content hashes

Canonical text842fa2f1ab3b9d2e460108626df793b1493294ebd6f5d7930aa3728d992177fc
Markdown22468b3c14ca1fba89b28d485027090410c2e9226d66be1ddb6224375a365ad2
PDF
Publication pagefe387fa13a7713d73cc64aed6a486b173800915369f4d4ee488a03b8db76f3f2
Manifest93ab333cdd98d31cf840c88e5b27dbb4f07ac81238bf2a943685768136443508

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
SignaturejU7p4HfTjP5xrqOO+bKA2O1SpORHbwOGzFxIX6SBZAJTP7zSVwrNND+1sT/Ao/OE305HND7E+NEJj+Q8pbrcAg==
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

2026-09-17T09:52:36.823644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086734
observed fe387fa13a7713d73cc64aed6a486b17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:36.805322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086734/manifest.json
observed 93ab333cdd98d31cf840c88e5b27dbb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:36.788550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086734/publication.md
observed 22468b3c14ca1fba89b28d4850270904...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:36.771157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086734/publication.txt
observed 842fa2f1ab3b9d2e460108626df793b1...
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.