OpenTechnical

OT-2026-000039973

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000039973) never changes.

Identity and time

Publication numberOT-2026-000039973 · never reused
Internal UUID01a0ae78-d8d7-7fe3-9c15-50eea53ce4d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039973
StatusPUBLIC

Content hashes

Canonical text0735ccbdec47c6ef590b145105592e4bf0030bd91007c614e23937b1f89f38de
Markdownb2608ce6d22c81fa4b588a35750ecdc0ffa2fcadf0a7a47db07327b84aca3d86
PDF
Publication page4e2406e50738edb8dc6e30bcb5fe49e953f0a83e1852b055ee918db8187ca9a6
Manifest9f5142d4220117e6e55d094aab5ccf1350a1dabf6f78a7136083b98086bfd10d

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
SignatureQRWHqwDHVN0TOXJzdHCR4P/waX9iHRuAKovIkBJn06hv5h6HQSd47O1Orh8HtvrRRm6o9OqZ9QlRTRWiyV70AA==
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

2026-09-17T11:20:17.884149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039973
observed 4e2406e50738edb8dc6e30bcb5fe49e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:17.864137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039973/manifest.json
observed 9f5142d4220117e6e55d094aab5ccf13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:17.845623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039973/publication.md
observed b2608ce6d22c81fa4b588a35750ecdc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:17.824354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039973/publication.txt
observed 0735ccbdec47c6ef590b145105592e4b...
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.