OpenTechnical

OT-2026-000066484

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000066484) never changes.

Identity and time

Publication numberOT-2026-000066484 · never reused
Internal UUID01a0ae8e-ce41-7f57-8bf3-3b64ab867855 · 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-2026-000066484
StatusPUBLIC

Content hashes

Canonical text1dc439886079a9cfddbfcb0d98cdf39ce056605b91cd733e8e5ef7ee1cebab1d
Markdownbeb5d7bad7eb615c6085b2e0f73113580da6456aaa38d156a46340383f8be02f
PDF
Publication pagee8c2826aec201c007dbea01468611084f87698d9df0e85cc058eecab160509d7
Manifest9c6556c8ad2b9517c95d895d3c87493ef97e10886d1028fd2c3198fd05a4ba67

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
SignatureVHGeO2hruiITvJU7CYPY7kYPTNyrefBacRi2Z4ic+Hl73g1N0AgpzePH6kArC4r9p8DdfSUYe8dOmTUBeuymDA==
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

2026-09-17T10:32:44.375813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066484
observed e8c2826aec201c007dbea01468611084...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:44.358900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066484/manifest.json
observed 9c6556c8ad2b9517c95d895d3c87493e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:44.311682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066484/publication.md
observed beb5d7bad7eb615c6085b2e0f7311358...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:44.262070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066484/publication.txt
observed 1dc439886079a9cfddbfcb0d98cdf39c...
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.