OpenTechnical

OT-2026-000038970

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000038970) never changes.

Identity and time

Publication numberOT-2026-000038970 · never reused
Internal UUID01a0ae78-76a0-7d2f-a703-b1a4e3518705 · 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-2026-000038970
StatusPUBLIC

Content hashes

Canonical text7050441297a80d7cf178aa970665c996da6403c460bbd2b5275b487faa1f8f08
Markdown134b874ae8a8ee128cd44b7410b2c6523bb3711fbcf384a4e9957636e533ae78
PDF
Publication page2dd4e63552616e713f75910ac731393132f0f04d8cf9c26116a40b32ab6a4bee
Manifest1275e06efb60ba7e083e6eb7afee52838aa3f0fa0b58c5efb66d64d2b8ad45c4

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
SignaturexcHal/FIQ2tAYpY8LmmB4c+yVJoPuFXUYTEzBzh0yXLG0wvm/BkMEr8EOSsK3Q9rhxSDc2M3osM9II6E/qftAA==
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

2026-09-17T11:22:14.824486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038970
observed 2dd4e63552616e713f75910ac7313931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:14.805403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038970/manifest.json
observed 1275e06efb60ba7e083e6eb7afee5283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:14.789326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038970/publication.md
observed 134b874ae8a8ee128cd44b7410b2c652...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:14.771522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038970/publication.txt
observed 7050441297a80d7cf178aa970665c996...
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.