OpenTechnical

OT-2026-000065020

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000065020) never changes.

Identity and time

Publication numberOT-2026-000065020 · never reused
Internal UUID01a0ae8d-dec5-71a6-8dbc-e1b4eb99ef5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065020
StatusPUBLIC

Content hashes

Canonical text9e3c4ac7824e4e0af018ea671154e4987b9b5959c69569f814dd409154495073
Markdown1fa368ed2c78b0f723d89a11a9edf2e9f1afc464918778f5ea78020b8915eea3
PDF
Publication pageb572e0fd6bd7b80d2703aedee21cd28ec10c2f7fe984ec482242c322e24e4cff
Manifestd99547f29539304613adb3cd51c6c942e5f3d62c46074c3e58443d416be0d069

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
SignatureZcdF08uEZLYoP3OV8zsSHMnnpNUcGWHDHRPHPdWW669VsXXDjFlxoGBCzfv2AnwmO5xiEKed+Fjg6nnqfApPAQ==
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

2026-09-17T10:35:59.164429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065020
observed b572e0fd6bd7b80d2703aedee21cd28e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.147398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065020/manifest.json
observed d99547f29539304613adb3cd51c6c942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.128788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065020/publication.md
observed 1fa368ed2c78b0f723d89a11a9edf2e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:59.110982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065020/publication.txt
observed 9e3c4ac7824e4e0af018ea671154e498...
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.