OpenTechnical

OT-2026-000029009

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000029009) never changes.

Identity and time

Publication numberOT-2026-000029009 · never reused
Internal UUID01a0ae73-2a9e-709e-bc2b-084ef2803c95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029009
StatusPUBLIC

Content hashes

Canonical text4652780c2a3297a5f382d77c95aab5037cba1d5028c855fced47303b9287daa0
Markdown279a223b1ba2844d2beeb786dc4d1bb6f7e178709a945811066c0d008440fbc1
PDF
Publication page61bd097f9f344b87b87b9b0fdee9929e5be6ecdadd3b898de7ddc893cb815c34
Manifesta5cb0573e614ad2101c2aaa4305604fd0334fb1965ec81a5252a25b98690cb7d

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
SignatureZxNeRRRAYlkWFLOce8bSKztWyZmxB8ygq/l1pf3YJ4lUp8wJPIfpHGg7qxM0+i3N2qivhIC9mCyasue7kL9YCw==
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

2026-09-17T08:20:34.537556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029009
observed 61bd097f9f344b87b87b9b0fdee9929e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:34.519968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029009/manifest.json
observed a5cb0573e614ad2101c2aaa4305604fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:34.502729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029009/publication.md
observed 279a223b1ba2844d2beeb786dc4d1bb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:34.485252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029009/publication.txt
observed 4652780c2a3297a5f382d77c95aab503...
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.