OpenTechnical

OT-2026-000038753

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000038753) never changes.

Identity and time

Publication numberOT-2026-000038753 · never reused
Internal UUID01a0ae78-769e-757c-9a85-60e9022ed65b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038753
StatusPUBLIC

Content hashes

Canonical text6d02f72c20c328f2b35f13827201f64680a52425bfd477d765118d52b14db62b
Markdowne7ba1c00b4a6e75909bfb70597a6ccad895915e0e58d3e1ecb36c597181e8385
PDF
Publication page496611353a314cbf7b5a99feece84cedba7f3b8e10a8cd36ae997bb0767d55f5
Manifest789b670fdaa9a2767070f83b6c4ffbda33db66f499fc24603fb77e12a223ea2f

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
SignatureOSvpYC0Sk4iXL9u4fTt6gZPi1hHV2+HlrsbwXzpMod4aMEdnrVp67I4LkCuTLYlwCsZedc/ZWuNWY1+JRsBrDg==
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

2026-09-17T11:21:17.384341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038753
observed 496611353a314cbf7b5a99feece84ced...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:17.366470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038753/manifest.json
observed 789b670fdaa9a2767070f83b6c4ffbda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:17.349537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038753/publication.md
observed e7ba1c00b4a6e75909bfb70597a6ccad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:17.329977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038753/publication.txt
observed 6d02f72c20c328f2b35f13827201f646...
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.