OpenTechnical

OT-2026-000055356

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000055356) never changes.

Identity and time

Publication numberOT-2026-000055356 · never reused
Internal UUID01a0ae86-a101-71ab-9a30-1da5ed48f0d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055356
StatusPUBLIC

Content hashes

Canonical text8e5db7bec5d75cc7396f145cc0d88caf78ca1939dcdf5276f42938e37da350a9
Markdown460b8fa912c216dc31915b57716d4d4a399390639cf3ccac1d1d19f1a5dd5600
PDF
Publication page26b79ada39c48898af2adc5b4dd6ab90ae21e285ed73185adac0e9cc5152d50a
Manifest0a716d18ccd76c3f887604ab61bfefb030f1cb03e68fbde3e23aaf799ad8e86b

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
Signature0UTUhj4lVmmcoWrhZF505g0dW/1sFOr9mGNsUFomd7A8s5qIpCyid6YC7y2IM6GRKKGbJetSCL143k4iQcGrDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:59.018474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055356
observed 26b79ada39c48898af2adc5b4dd6ab90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:58.999804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055356/manifest.json
observed 0a716d18ccd76c3f887604ab61bfefb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:58.980854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055356/publication.md
observed 460b8fa912c216dc31915b57716d4d4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:58.961992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055356/publication.txt
observed 8e5db7bec5d75cc7396f145cc0d88caf...
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.