OpenTechnical

OT-2026-000039484

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, 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-2026-000039484) never changes.

Identity and time

Publication numberOT-2026-000039484 · never reused
Internal UUID01a0ae78-9675-74a9-a140-22056e2ef60d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039484
StatusPUBLIC

Content hashes

Canonical text87d261e54b83694a7ddd1805ca87def3fcb93fe45ead84d87fde29b55cc6b1d6
Markdown1f78880a0466977cd78f29716a3753d3efeee553638319ba53ee91dc42b18bd9
PDF
Publication pagefe2c246a20da60f226420fe7bfa661cd22f3a4f5b67cefd08015ebfb343b92d3
Manifestf9d10f758421fc0c9a0346f2138a70c15f99033061a0bb4bae61e4b9b86861e3

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
Signature9fbCvhZZSRW9gg/F4vHzLp92HZUc/WM7/3KdDw8DvipV70GoubPboFPHwlj9s+NaJ5O/6VFOz8Nq2tSof40fAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:21:06.602602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039484
observed fe2c246a20da60f226420fe7bfa661cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.586785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039484/manifest.json
observed f9d10f758421fc0c9a0346f2138a70c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.571369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039484/publication.md
observed 1f78880a0466977cd78f29716a3753d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.552746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039484/publication.txt
observed 87d261e54b83694a7ddd1805ca87def3...
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.