OpenTechnical

OT-2026-000066718

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, 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-2026-000066718) never changes.

Identity and time

Publication numberOT-2026-000066718 · never reused
Internal UUID01a0ae8e-ce42-7f0a-8fb3-119fefdba973 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066718
StatusPUBLIC

Content hashes

Canonical textf185e41cad332a6942166359a2c3aca0958e92a09b52aaf012d752e0fafe35f5
Markdown7bf7622cea2c7bb3121980d0c7eba9a0dec20c58c9804656cff87a5f548e9e52
PDF
Publication page2e9378e84386875f226b50c706af53a0118eb50dd13cb21a6be66bd774a012d1
Manifest6e35dedca104c2857b23c6f1465b93ac3baf0cae80b77573117d448d0cc82f4b

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
SignatureSJu9FWlQ8ttdokYf5XIjMRHgFSnRerNDi7fIgTLWm+BN1pWtiPXe6QGSweQHjl4Ke8i+yVJSypmn04ryUoNxAg==
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

2026-09-17T10:33:07.306640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066718
observed 2e9378e84386875f226b50c706af53a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:07.286634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066718/manifest.json
observed 6e35dedca104c2857b23c6f1465b93ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:07.269214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066718/publication.md
observed 7bf7622cea2c7bb3121980d0c7eba9a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:07.250560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066718/publication.txt
observed f185e41cad332a6942166359a2c3aca0...
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.