OpenTechnical

OT-2026-000025212

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000025212) never changes.

Identity and time

Publication numberOT-2026-000025212 · never reused
Internal UUID01a0ae71-5fa6-73b0-9f58-a809656e10eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025212
StatusPUBLIC

Content hashes

Canonical texted39f069699e436ea5e3430973337fa33bd2b2ced2614bf0ebb755f41cacb4a2
Markdownbd9fc48f96586e2535ba05ba898068590577e3e18ee341b5fd9f2c9f24e91028
PDF
Publication page43a25dedc4e7500465525e826cdbde559bb78a9e3a22d7e6d0b2191c86003b3e
Manifest313fdfa18ad446ecb3cc41871984ce797688520b14496ae9f7235685223df76e

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
SignaturegT8KJnnjAaHHI6VCGA9egAmctUuZOOYvITGJGCgy3iFtxy2ckPGGe66P7ICCWkkEDVk/XHV27lzxiNN7ZW0iBg==
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

2026-09-17T11:47:12.653302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025212
observed 43a25dedc4e7500465525e826cdbde55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:12.634336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025212/manifest.json
observed 313fdfa18ad446ecb3cc41871984ce79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:12.613969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025212/publication.md
observed bd9fc48f96586e2535ba05ba89806859...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:12.595886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025212/publication.txt
observed ed39f069699e436ea5e3430973337fa3...
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.