OpenTechnical

OT-2026-000067082

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000067082) never changes.

Identity and time

Publication numberOT-2026-000067082 · never reused
Internal UUID01a0ae8f-14fe-70e3-974d-48b1f3a4dd75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067082
StatusPUBLIC

Content hashes

Canonical text880da3b067b0e2d5d224965b62cd06b38f5329d576694c3edf37c352057a67b9
Markdown30741b96d6591270aea2837c15a327c021bb8ba3b938abaf904d793c0105d4d8
PDF
Publication page6f5e92a553d69d3120147fb5e73e63e248c5b74d7638147af9aae6e372265258
Manifestdc395242c7d9eedc0f9d10193c27282617e504937338af11d2153bebecb52581

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
Signature0xc9RbvZtHiOHxV5VH0HyNipL4AFk/URNbN8dUigY9kDU4YW/yOeDuLnEUIYEYiOhpriG4S5rwoZwe+gNIEtCw==
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

2026-09-17T10:32:20.725142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067082
observed 6f5e92a553d69d3120147fb5e73e63e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:20.707950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067082/manifest.json
observed dc395242c7d9eedc0f9d10193c272826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:20.690655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067082/publication.md
observed 30741b96d6591270aea2837c15a327c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:20.673138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067082/publication.txt
observed 880da3b067b0e2d5d224965b62cd06b3...
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.