OpenTechnical

OT-2026-000048701

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000048701) never changes.

Identity and time

Publication numberOT-2026-000048701 · never reused
Internal UUID01a0ae80-c32b-78a8-9dd5-f9074946ee21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048701
StatusPUBLIC

Content hashes

Canonical text9c80aaf5fe5efca042c965b433f855f462c79721bccfea894583fe2e5e6db495
Markdown169052a8dfc9ab06c604a78843b78481dcc8fe8ce65609ac7bd0f0e612554263
PDF
Publication pagec36e017f2a007a6bbc2098ca7b3c3d199f22dd794beb76ae62d22bcb8ab3325e
Manifestae86b4532589016dd32b2cce0e9becb1aa63b4fd024cf49b0433fb359a768f51

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
SignaturesVE4dhJZ8mFytIn8SYifldkPWakhPiBSStsEQga/LNKZhn0Khrm7vEpv9lrxSplJlH9RTJmzD1dx1sgV5fnKDA==
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

2026-09-17T11:04:20.221748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048701
observed c36e017f2a007a6bbc2098ca7b3c3d19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:20.199059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048701/manifest.json
observed ae86b4532589016dd32b2cce0e9becb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:20.179175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048701/publication.md
observed 169052a8dfc9ab06c604a78843b78481...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:20.156749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048701/publication.txt
observed 9c80aaf5fe5efca042c965b433f855f4...
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.