OpenTechnical

OT-2026-000079934

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000079934) never changes.

Identity and time

Publication numberOT-2026-000079934 · never reused
Internal UUID01a0ae96-4377-7082-8c48-8093907f15bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079934
StatusPUBLIC

Content hashes

Canonical text4e64167d9501a6f554cae4657ec2f6019f37947834db42219ae572255d368bd8
Markdown326cd0275f682d4e5426b48dec8c0dc991bde4beb56863d4f909a28d71aa978d
PDF
Publication page012240c5c1fda01fa9c097134b223ab649e1b12d8923c621034ac0dbe79328fc
Manifest6e732d4eecda77c920146d4774affa08aec3cbd385b40775b9f66c41bb8443fa

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
SignatureaV/RnhlqK+ej+1/iP20wNyDoIFCHKqKz45YE74ZYb3jYJLZXWQIuiRMd7DdDKFnHED7rXpOdBxg5gKXfvEIQBg==
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

2026-09-17T10:03:50.270145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079934
observed 012240c5c1fda01fa9c097134b223ab6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:50.251768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079934/manifest.json
observed 6e732d4eecda77c920146d4774affa08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:50.233947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079934/publication.md
observed 326cd0275f682d4e5426b48dec8c0dc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:50.216860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079934/publication.txt
observed 4e64167d9501a6f554cae4657ec2f601...
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.