OpenTechnical

OT-2026-000068035

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000068035) never changes.

Identity and time

Publication numberOT-2026-000068035 · never reused
Internal UUID01a0ae8f-c4fe-75e8-a450-57737440a21c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068035
StatusPUBLIC

Content hashes

Canonical textb30cea722c787192925155f1da7705939a0206707ac7da9211254c3d7abd904a
Markdownd97e748aa88286c79bda7081fdb09a62c365924d2bba5cf4439b3b4efdd379bc
PDF
Publication pagec71cf6036888b302f56319146ec0fdd36d252d232b5c3c9d9af30ef297ceae63
Manifestfda1f954981ecc36c450048924fa916e696db5f6418f0554226a09561c0e214b

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
Signature0QrDrU879ckLWM3ILloqaCw/UB2dMoIUSuLCnXM7HfXBhvEYTQ3BUhPOQQiYNNxgUMei1Rd31Y0k//DA4yiSDw==
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

2026-09-17T10:30:36.081385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068035
observed c71cf6036888b302f56319146ec0fdd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.064295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068035/manifest.json
observed fda1f954981ecc36c450048924fa916e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.046051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068035/publication.md
observed d97e748aa88286c79bda7081fdb09a62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.027643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068035/publication.txt
observed b30cea722c787192925155f1da770593...
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.