OpenTechnical

OT-2026-000034561

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000034561) never changes.

Identity and time

Publication numberOT-2026-000034561 · never reused
Internal UUID01a0ae76-1ed0-744b-98a1-80515ef5945d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034561
StatusPUBLIC

Content hashes

Canonical text814c65982ab9468cb2a6143160f43cdc494539a101e9200f1f307b69296cf337
Markdown5a943d70776243291eff8396d010b9aa1277e2ed3de718294d2864af3c20a9e4
PDF
Publication pagebdb145374782b0ae87fe722e087077f85a44175e3efb64abec372cca4837ccea
Manifest3397d12c85af8a719c1070e4c9ccccc5deab078ff8583da359ed089a18705e1e

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
Signature6jPx9wkjIj2Aw03qedJb9a3vAr/NMnrQjRfVYJ6Bm85gXTDJb3Ax9/LHubTmc4aYTXUUzWInQX6Kby+y8d8tAA==
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

2026-09-17T11:28:55.563020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034561
observed bdb145374782b0ae87fe722e087077f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.547195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034561/manifest.json
observed 3397d12c85af8a719c1070e4c9ccccc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.530221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034561/publication.md
observed 5a943d70776243291eff8396d010b9aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:55.514165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034561/publication.txt
observed 814c65982ab9468cb2a6143160f43cdc...
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.