OpenTechnical

OT-2026-000098141

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum 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-2026-000098141) never changes.

Identity and time

Publication numberOT-2026-000098141 · never reused
Internal UUID01a0aea1-e963-7be9-ae8f-c0703ad99785 · 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-2026-000098141
StatusPUBLIC

Content hashes

Canonical text5debdc84eaec6156e67ab586a6f3dee603186a58bccced431cf370006bf404d2
Markdown6f0a25d17cca365ff574488ce0f4050fd5abe1b46fddb284860985160cf9c799
PDF
Publication paged7f163eb44b64e824f0239512af0c4597efb586d3a36c7b0e7fed092d0723ea3
Manifestd0451757b1c466deb6e236d04a331c9b8bb4c6006a5c4e1b33aa32f151041b79

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
Signature1vYa8AdPLLldgIg/IRJ9hfNkVelOI+Y2x9oT1rZw1FtbIMOx8BUPtsn9nLU6nWY/VwcHI0wbqymz8RXxljKvAA==
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

2026-09-17T09:31:17.275177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098141
observed d7f163eb44b64e824f0239512af0c459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.257437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098141/manifest.json
observed d0451757b1c466deb6e236d04a331c9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.241224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098141/publication.md
observed 6f0a25d17cca365ff574488ce0f4050f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.222231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098141/publication.txt
observed 5debdc84eaec6156e67ab586a6f3dee6...
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.