OpenTechnical

OT-2026-000071971

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum 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-2026-000071971) never changes.

Identity and time

Publication numberOT-2026-000071971 · never reused
Internal UUID01a0ae92-47c0-77f3-8460-9aee4a990ae8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071971
StatusPUBLIC

Content hashes

Canonical texta3ded10fe4e6fda712d29c3037e084a8d576bf04ed1b20e2edf8ecc1ec9a0df5
Markdown767057577a42a54f071155adbfabb91f76fabcb52a54c0e1ed0a03c7ec50edf2
PDF
Publication page3d972254cb08f277619ae6eb1f43e1a0bf4973a327f38878486b9e9929ece90c
Manifestbe45ea6e617dbb572f251afcc72ef8392a25d2464981ea31f39c46d6d1d75ee9

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
SignatureQOAi6MjRIYZoKDdl7PToYKbmgKcqftdoJcwPJiVjUeSSh1LUWX68eGHPV9ISQRSKbxfSEfHQMmBx8289l+V8AA==
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

2026-09-17T10:23:00.935066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071971
observed 3d972254cb08f277619ae6eb1f43e1a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:00.918415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071971/manifest.json
observed be45ea6e617dbb572f251afcc72ef839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:00.901215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071971/publication.md
observed 767057577a42a54f071155adbfabb91f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:00.885177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071971/publication.txt
observed a3ded10fe4e6fda712d29c3037e084a8...
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.