OpenTechnical

OT-2026-000067032

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000067032) never changes.

Identity and time

Publication numberOT-2026-000067032 · never reused
Internal UUID01a0ae8f-14fe-75e3-b14e-db19bea20cea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067032
StatusPUBLIC

Content hashes

Canonical text9a2125e704b023266047d1497734afb4cd217ba6c3b0d5da988acea03f16529a
Markdown3aaf84b5faccbbce87b64fb242e46733d59d8543e4255d80bbe9a4406bb42ba2
PDF
Publication page9372002b7e689fa271a186407f87a92690e966432da4b86778408db076d51149
Manifestd5569f1f30e979239680b6a074373b637ffa642fde8f45bf954cb0b6d3f5f625

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
SignaturefpvYW0sQd60+1hP/vU+ldbZUKEq6p46pulA/Z+NHUJX5o9iVFPT8tzuPIIWPHRLQz0Pg2e0IXJT/D0L1fz4JBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:16.163575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067032
observed 9372002b7e689fa271a186407f87a926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:16.144082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067032/manifest.json
observed d5569f1f30e979239680b6a074373b63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:16.126173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067032/publication.md
observed 3aaf84b5faccbbce87b64fb242e46733...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:16.108356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067032/publication.txt
observed 9a2125e704b023266047d1497734afb4...
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.