OpenTechnical

OT-2026-000098962

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000098962) never changes.

Identity and time

Publication numberOT-2026-000098962 · never reused
Internal UUID01a0aea2-8286-76c9-ae31-dead7df66023 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098962
StatusPUBLIC

Content hashes

Canonical text2bd147a01c9cf85ae322fb4916c5339acb6ab86d2e27b5ab0d3ab820c4de5d24
Markdown8315bdb69cc094be52a1c29951d800e875d46a028aefb57c1ba5cfd7ba90ab9f
PDF
Publication page095ed8d5d4d84a0d0404fce706a3e43e05a7d76a0ca2385d8caaae333768657c
Manifestddf6d14b9b3dbac3cb8b8f4cd215a1eeb05792801c71275b74de8d4553f6179d

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
SignaturezJDuK4uW/d/QdKpEtDduYEnOv6WGVpE+4DMH4TKUNmJwWG3XWvgcDU1/o6d4LW2TGhRSHHRPKNWPqhHH2O2gAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:02.106116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098962
observed 095ed8d5d4d84a0d0404fce706a3e43e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:02.089863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098962/manifest.json
observed ddf6d14b9b3dbac3cb8b8f4cd215a1ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:02.074491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098962/publication.md
observed 8315bdb69cc094be52a1c29951d800e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:02.056846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098962/publication.txt
observed 2bd147a01c9cf85ae322fb4916c5339a...
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.