OpenTechnical

OT-2026-000097478

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, two stage ejector, 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-2026-000097478) never changes.

Identity and time

Publication numberOT-2026-000097478 · never reused
Internal UUID01a0aea1-55b3-7e2d-8225-abd8497699ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097478
StatusPUBLIC

Content hashes

Canonical text247e1a6fce79698403b2bc396c63f6c4510d6c30b9eedcb752a2a764d9b70c18
Markdown4954ebea561888a563e3c69dc98f96dbdd0c34df3bd5fbf1b78100f402254a8f
PDF
Publication page9725d1c17f1d6e588b0e446906da71c55cea0fbbf70683d3e9c2105f644bb5e7
Manifeste036d6a962534e3d9d236994f691e74cb5845056a9e8c0caecf3da318c7a7a65

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
SignatureibnAAt8/BQBFt0QHkeLoTf3kMRhh4mS5vAgyIh9HLejAEi1xfuiDfUaHhcfpdu5/W23zk2DjoWs5sKg1oKVHBQ==
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

2026-09-17T09:33:20.889501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097478
observed 9725d1c17f1d6e588b0e446906da71c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:20.870814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097478/manifest.json
observed e036d6a962534e3d9d236994f691e74c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:20.843324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097478/publication.md
observed 4954ebea561888a563e3c69dc98f96db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:20.818540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097478/publication.txt
observed 247e1a6fce79698403b2bc396c63f6c4...
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.