OpenTechnical

OT-2026-000098360

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, supply line 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-2026-000098360) never changes.

Identity and time

Publication numberOT-2026-000098360 · never reused
Internal UUID01a0aea1-e965-7b18-8f5a-00c509dfea48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098360
StatusPUBLIC

Content hashes

Canonical textec0985ba96be9694e2d7c84b3d6923819388b0e430194056f7113535cf921489
Markdownb3874c65d198a9da904659cfc9f6f59cbe166d31906ed1a02fcad25be0df7c97
PDF
Publication pagec33eda88145fc2e4bc6c18fc4f9fdac0d141f84ec6a99603421daa736b7cc4e1
Manifest0bf89a7de76c2f95be1790bc559482b46a8070bfd3abd32890f17030a9fb63e6

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
SignatureeeufMyuShc/AeqtEiEU0VlM04u9Iy1AkJIwQdlnO2JuHDXFhMhvNPukEmWz4EOEVBpL7ZJeKttpeadj/C+cGDA==
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

2026-09-17T09:31:34.952624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098360
observed c33eda88145fc2e4bc6c18fc4f9fdac0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.933383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098360/manifest.json
observed 0bf89a7de76c2f95be1790bc559482b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.914016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098360/publication.md
observed b3874c65d198a9da904659cfc9f6f59c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.896844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098360/publication.txt
observed ec0985ba96be9694e2d7c84b3d692381...
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.