OpenTechnical

OT-2026-000026613

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000026613) never changes.

Identity and time

Publication numberOT-2026-000026613 · never reused
Internal UUID01a0ae71-f4a9-739e-8685-65782caf1d14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026613
StatusPUBLIC

Content hashes

Canonical texte47735f46b36e5076a8d6a5f90d19fd133c525789ae09afb0466a1c4788c7940
Markdownd8c134dbfb8d40eb6d2278a335873a6b954362419ad93b99e0d6e175bd7443ff
PDF
Publication pagea0b9c4437fa3443814278e0470f6284fe2c3b686f10e26ebd51a5475f94f2ad3
Manifest2ef91a085643824c449955a33a3a469c63da4a3ccb3e8f9dbdafcbdfc239c1c9

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
SignatureFB09kZmtlhf1WxDHG1cdkLXmd3BRSUqRf/b2ZC1iN0AN1fjTjrXqhi2O9V7kD+OF2VY8rvPmbkI7hXr9bOIfAw==
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

2026-09-17T11:44:10.820843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026613
observed a0b9c4437fa3443814278e0470f6284f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:10.802569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026613/manifest.json
observed 2ef91a085643824c449955a33a3a469c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:10.784911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026613/publication.md
observed d8c134dbfb8d40eb6d2278a335873a6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:10.767568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026613/publication.txt
observed e47735f46b36e5076a8d6a5f90d19fd1...
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.