OpenTechnical

OT-2026-000016630

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000016630) never changes.

Identity and time

Publication numberOT-2026-000016630 · never reused
Internal UUID01a0ae6e-5918-705e-98e7-30ab11492fab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016630
StatusPUBLIC

Content hashes

Canonical text17810db9355cc517ecd6ecb19c09ebddfe11178665813552bc12470cea7f3e89
Markdown4545fba55c0e406599f263a2921d13a1b4901597f21d7b6b202461452cd7727e
PDF
Publication page379287b7466f5f2051dba02d15d9b697e485247319027d7bd0496022e777b454
Manifest8ee8935a0ca2c0162de822def8752bce54c1e624476c852d818a9aab6b110b4e

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
SignatureGQIjWbV70wqqTesKH3Ss27ekQMy3o9j6hF1VE8P6wusoaeFFOJYBMZg79P1xdExxGRQvxBX9nOubGrP3oXNGBQ==
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

2026-09-17T12:02:49.263808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016630
observed 379287b7466f5f2051dba02d15d9b697...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:49.245786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016630/manifest.json
observed 8ee8935a0ca2c0162de822def8752bce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:49.222887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016630/publication.md
observed 4545fba55c0e406599f263a2921d13a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:49.204939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016630/publication.txt
observed 17810db9355cc517ecd6ecb19c09ebdd...
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.