OpenTechnical

OT-2026-000038919

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000038919) never changes.

Identity and time

Publication numberOT-2026-000038919 · never reused
Internal UUID01a0ae78-769f-71c7-8463-26fe375f5fa8 · 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-2026-000038919
StatusPUBLIC

Content hashes

Canonical texta1303a3ff49f84b945bd0b597bf2ae8f7ee88f35a16e531e873c3c3e4d3dcd3f
Markdown46d2b42fac66a326b7b9ef8cad152153cb0f9678419b6ff79e84f65c64a15dc9
PDF
Publication page88aac9dd1c30e4d888c99bf4a5efd0fddca5d0702cd8a10b9b6b0d31d24935f7
Manifest1808e7be7580de9daf88e04466fc1c928d6ec341636037d2d9a487e0152d342a

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
SignatureESAz3yyY8S18+SZdu5zHeVOZuFq73xOiUWys1lt6/SMh6Q+WTzf7lzRQS90T9pQORfuddfQjNvRPr/BI01owAg==
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

2026-09-17T11:21:35.668899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038919
observed 88aac9dd1c30e4d888c99bf4a5efd0fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:35.649906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038919/manifest.json
observed 1808e7be7580de9daf88e04466fc1c92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:35.632307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038919/publication.md
observed 46d2b42fac66a326b7b9ef8cad152153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:35.612095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038919/publication.txt
observed a1303a3ff49f84b945bd0b597bf2ae8f...
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.