OpenTechnical

OT-2026-000044407

Publication integrity record

Foam pad vacuum gripper, three zone face, six 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-2026-000044407) never changes.

Identity and time

Publication numberOT-2026-000044407 · never reused
Internal UUID01a0ae7c-39d7-76e8-a54d-ff99ab30d532 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044407
StatusPUBLIC

Content hashes

Canonical text1cdbfa2fae89563c248b1cbc76e9980754883846ebac142597bae02b6b883d5d
Markdown69de5a9452ecba494550810eebe5145cf217f9569bfa952fdd98943a4e4dcdb7
PDF
Publication page7457197f0b40b850c3a4d52e59383c2509ab3daf569eea4c2ac6824c1ecfef01
Manifest8d5e2926f5ac11e20ffebdb63b7a14d32d9f4023362864830ca367d7b31b052a

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
Signature8Re5UtTwWT/gsj8H18msnEDZ1wzimrjP1cjpFnz9Fh1W3xXYmPbfKQGCCCr2fAwUdGI1mQjkkhXPcDArS+f9Dw==
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

2026-09-17T08:30:41.011083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044407
observed 7457197f0b40b850c3a4d52e59383c25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:40.990294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044407/manifest.json
observed 8d5e2926f5ac11e20ffebdb63b7a14d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:40.965354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044407/publication.md
observed 69de5a9452ecba494550810eebe5145c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:40.570298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044407/publication.txt
observed 1cdbfa2fae89563c248b1cbc76e99807...
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.