OpenTechnical

OT-2026-000040359

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000040359) never changes.

Identity and time

Publication numberOT-2026-000040359 · never reused
Internal UUID01a0ae79-2700-7708-bd8e-a76d946b04b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040359
StatusPUBLIC

Content hashes

Canonical text558f826fb04d3fd5fe54c77b0e03cba209337d153222654313f7fc9eb4915df7
Markdownad50bae96a7f700114ecd7ee8a90461c890e9647695a77323c696d3b2a676186
PDF
Publication pageebd4460942a4649e9c86c2e6dc64214e2458b2793439b7924505949ed73aa75f
Manifestd666ad2c4ba924a8775e83770f6f5587fd5fc1c80aa18e676d6088cf708fe830

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
Signature5mK27NIZbSkBZvCqPCGDaOflnteQKnI37WxY85PJds9ISu7/Xo/UFfG6RIuX/ATo3MfaEaI/tWhVct4pNJRbDg==
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

2026-09-17T11:19:22.409982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040359
observed ebd4460942a4649e9c86c2e6dc64214e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.394196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040359/manifest.json
observed d666ad2c4ba924a8775e83770f6f5587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.378763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040359/publication.md
observed ad50bae96a7f700114ecd7ee8a90461c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:22.361857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040359/publication.txt
observed 558f826fb04d3fd5fe54c77b0e03cba2...
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.