OpenTechnical

OT-2026-000058793

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented before 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-2026-000058793) never changes.

Identity and time

Publication numberOT-2026-000058793 · never reused
Internal UUID01a0ae89-479c-76a3-885d-f9a8411e9d39 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058793
StatusPUBLIC

Content hashes

Canonical textde908d52d6c59479ff33492930d304e44cfc9487f86eefd01960c3eca7f34839
Markdown86f592a92c69cd65389192d042329388297ee8a22e1e4383ed8ffb36236a912d
PDF
Publication pagef80623c509549d85e06e52fb561b86062b784df993f45805f5994b2cf52cef31
Manifest81f8360f7f6a3b736d2a8a7c29853418ed89d20cdd5eef5ddbc66cc2745335fc

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
SignatureZpGwnfoZaPxQIWdn9iMUBOBV9NBL6KgNwHz0v7u9f5tkyURM55d8XlQzy4EFVv1jjn0TlUjqSxisaM/KgKx3Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:18.774023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058793
observed f80623c509549d85e06e52fb561b8606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:18.754160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058793/manifest.json
observed 81f8360f7f6a3b736d2a8a7c29853418...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:18.734319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058793/publication.md
observed 86f592a92c69cd65389192d042329388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:18.715697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058793/publication.txt
observed de908d52d6c59479ff33492930d304e4...
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.