OpenTechnical

OT-2026-000035301

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000035301) never changes.

Identity and time

Publication numberOT-2026-000035301 · never reused
Internal UUID01a0ae76-6a1f-7be4-acf1-019cc93cc683 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035301
StatusPUBLIC

Content hashes

Canonical text43c68dbe15c678bd102acdd443031d17dcc75e3c7d427e885d8194d3e256d2b0
Markdown5c726206985af29263206dc3861dc92684710b132e1b5de865c1580b3f97c58f
PDF
Publication page6971b645ba726ec7cd9e6c02834e86bc3bdfc2a395d12a39e789b48e46c0512d
Manifest8effc6e9d6db5da5bbfb2230e2cd1296b5e51b83a3c70350666ce93b1d7273b1

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
SignatureLYz8mCuuYsw54E3f+TXJHSQJoyfrOkxQh2zt6E5pfdk0RuLttSPZwrRJOedOdzQewL/jvKhzqgSSpYL2PJk6DQ==
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

2026-09-17T11:28:27.634942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035301
observed 6971b645ba726ec7cd9e6c02834e86bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:27.615438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035301/manifest.json
observed 8effc6e9d6db5da5bbfb2230e2cd1296...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:27.597629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035301/publication.md
observed 5c726206985af29263206dc3861dc926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:27.575910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035301/publication.txt
observed 43c68dbe15c678bd102acdd443031d17...
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.