OpenTechnical

OT-2026-000085738

Publication integrity record

Three cup vacuum gripper, three zone face, plant vacuum fed, sustained blow-off before set-down, on a tool changer

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-2026-000085738) never changes.

Identity and time

Publication numberOT-2026-000085738 · never reused
Internal UUID01a0ae99-aaae-70d4-868d-ed6ef7b84208 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085738
StatusPUBLIC

Content hashes

Canonical text755022f0ae2a3f47cce21c773903587afea9ba2fe24a20f39e24ff89685f2cba
Markdown2116a146627609975936f0dab40073fe422283435a315af4020ee9e2fe8df253
PDF
Publication pagee96c44f96a8d5e23e78c75c30bd5873300ab371ef096b9629fba21c4a0498bf1
Manifeste5af4f7ab8e127a9cc06573c9929c7c72273f401737edc0571e1a3ed6c355cdf

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
SignatureRfCU6rPsHEyW3tuPYPVFC0HTWQa02XZlnCLt3N7qXiSNnSzMRh9QcduJ/N2+sKELRFm9eo2Vu2Tq41VAIbDBBg==
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

2026-09-17T09:54:39.163217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085738
observed e96c44f96a8d5e23e78c75c30bd58733...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:39.144754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085738/manifest.json
observed e5af4f7ab8e127a9cc06573c9929c7c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:39.126173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085738/publication.md
observed 2116a146627609975936f0dab40073fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:39.109103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085738/publication.txt
observed 755022f0ae2a3f47cce21c773903587a...
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.