OpenTechnical

OT-2026-000079608

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000079608) never changes.

Identity and time

Publication numberOT-2026-000079608 · never reused
Internal UUID01a0ae96-0b92-773e-a7ef-f49680e4d54b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079608
StatusPUBLIC

Content hashes

Canonical text7e28d6ea6d9345649d03bee11b26fd5d5cf1fc3e3a8c4864f6183ba3f3bd2f51
Markdownfe02ad94854a1905fe3df4fbb6f6fbd30ff451fa51be8f8632f64ec6c007d146
PDF
Publication page56ffdc9a928bbbac1a0be88e26f2ff5ee8bfdb6e7c1e60b4eb3ee869be7fc742
Manifestacf25e53a43cd546b1b5a401b1eac4d8cd5f6e05ae4245f9135053bbc8c7b199

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
SignatureDFxUIPvNy3Pll8+EAnUdYOWRsHKoumhZRXbZy6aY70qA6OhulXtnSVIS2iEb/GjffCH1NC6SUsL+kKVuNUDxDw==
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

2026-09-17T10:05:16.133776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079608
observed 56ffdc9a928bbbac1a0be88e26f2ff5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:16.116926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079608/manifest.json
observed acf25e53a43cd546b1b5a401b1eac4d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:16.099701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079608/publication.md
observed fe02ad94854a1905fe3df4fbb6f6fbd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:16.080722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079608/publication.txt
observed 7e28d6ea6d9345649d03bee11b26fd5d...
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.