OpenTechnical

OT-2026-000039462

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000039462) never changes.

Identity and time

Publication numberOT-2026-000039462 · never reused
Internal UUID01a0ae78-9675-7c26-ae34-dc7d2169cb9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039462
StatusPUBLIC

Content hashes

Canonical text7712e3db0c767a3cfa2e365b0d3a95a02d257a1a32b6ef55e4832fb5fee725b0
Markdown6b4cad86cc7a779418264d779d6f317bb00ef4582a380894d424219a288d747f
PDF
Publication pageb60e845dc124c8e05afe287cf82e71fa6977e918aef01bb8aa5193921f4e232b
Manifest3f2b558299aaa6ee716b62a7d4eced5b87333b36c536b5e37fbae76534f270d5

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
SignaturepS+PMhLDaZG6yGZQC8mVGA/NUH4vuWKA7a99UtJ/2rb8z0pHOiOv3xh8ZC8r3KDXdZZpnOzHch8BHnG+jgKdBg==
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

2026-09-17T11:21:05.102683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039462
observed b60e845dc124c8e05afe287cf82e71fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:05.086219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039462/manifest.json
observed 3f2b558299aaa6ee716b62a7d4eced5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:05.068920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039462/publication.md
observed 6b4cad86cc7a779418264d779d6f317b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:05.051710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039462/publication.txt
observed 7712e3db0c767a3cfa2e365b0d3a95a0...
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.