OpenTechnical

OT-2026-000048045

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000048045) never changes.

Identity and time

Publication numberOT-2026-000048045 · never reused
Internal UUID01a0ae7f-c423-7a18-81df-a1b1450b0699 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048045
StatusPUBLIC

Content hashes

Canonical text84f3ed4c67a0e6cb5fcc290199b0155c59c7ff25fab48508b1ad647a7294a55d
Markdowna728261f29c62bb284bb07e4c653c337686d9a48622fa591f1368554ad0917b3
PDF
Publication pageb69e02a197102a5251df05fe1a73dc69c6c6ae79c226dd8f4fba719b86eaccfb
Manifestcc6b8d901dab64019051f9816a1b1732544d92a442c0ec0a4cfcb0cc31d9c759

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
SignaturehxcXF872OdRWIYLbWTYrRRXYDrqGkBYR8Rdgb0QjqETHj7T96IYaqi27x+96dSkt4fcWU92sGS2JT77LF1wpBg==
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

2026-09-17T11:06:02.921490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048045
observed b69e02a197102a5251df05fe1a73dc69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.903715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048045/manifest.json
observed cc6b8d901dab64019051f9816a1b1732...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.885400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048045/publication.md
observed a728261f29c62bb284bb07e4c653c337...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.866384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048045/publication.txt
observed 84f3ed4c67a0e6cb5fcc290199b0155c...
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.