OpenTechnical

OT-2026-000047316

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum 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-2026-000047316) never changes.

Identity and time

Publication numberOT-2026-000047316 · never reused
Internal UUID01a0ae7f-3e56-7266-861d-615ff0a6e607 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047316
StatusPUBLIC

Content hashes

Canonical textf765a67f858257e122f6e2a867d5a88e55a81e36dea252f3ac0eac0ffc3da1c0
Markdownd23ad1fc7adbf7b0c47dbdf0facd141dad36dd4b48fd689644dcda3716346964
PDF
Publication pagee460280f7e9fa802a71fc7f4891fc5b7c7474e03905120dfe75334b8c80af17e
Manifest295850169c17ade54ed15c2da0b79b0e0e28b30b90872135f98830f0ebf43f13

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
SignaturexCYsKpCkuzcTnju5NMnql3rcE+0Xca5S6yx0bhCS3fDWShI17mTmxbmgC+6KJqEVcKh6aSYqpH3tG+mmiplVBw==
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

2026-09-17T11:06:18.007259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047316
observed e460280f7e9fa802a71fc7f4891fc5b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:17.988797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047316/manifest.json
observed 295850169c17ade54ed15c2da0b79b0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:17.970084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047316/publication.md
observed d23ad1fc7adbf7b0c47dbdf0facd141d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:17.950491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047316/publication.txt
observed f765a67f858257e122f6e2a867d5a88e...
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.