OpenTechnical

OT-2026-000050243

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, pressure sensor per zone, pulsed blow-off before 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-2026-000050243) never changes.

Identity and time

Publication numberOT-2026-000050243 · never reused
Internal UUID01a0ae82-5c46-7434-8cc9-7cd93b110a3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050243
StatusPUBLIC

Content hashes

Canonical text46473689553b0622ae48178834b00fdc7ab52138defd0433e8a30f2ce9d38c95
Markdown199b95944d0a8711c2619966f0bfbfb55b1060478bb96f83f5dbf32c430e2d6a
PDF
Publication pagef944cdd7ee7addde96243464526a76c4470b751bcb5c501a05ec031b9cdec473
Manifest8375b0a35ef2034f279c774c74bc9043878bcea104bce774a40471bbec86a89a

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
SignaturewqEiTnd0KZrmqVbMeKIcdyvgEUReYSt9ndn+I6tyNZCOJyc5PfFK8IKsi9fN+jtBmmarMLyeWyiekfbuixhLAA==
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

2026-09-17T11:01:14.392321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050243
observed f944cdd7ee7addde96243464526a76c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:14.375252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050243/manifest.json
observed 8375b0a35ef2034f279c774c74bc9043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:14.359398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050243/publication.md
observed 199b95944d0a8711c2619966f0bfbfb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:14.343467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050243/publication.txt
observed 46473689553b0622ae48178834b00fdc...
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.