OpenTechnical

OT-2026-000003925

Publication integrity record

Porous face vacuum gripper, three zone face, two outlet manifold, three stage ejector, contact triggered

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-2026-000003925) never changes.

Identity and time

Publication numberOT-2026-000003925 · never reused
Internal UUID01a0a90b-7ae4-7fa9-9981-4386361ec53e · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:08:16.999702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003925
StatusPUBLIC

Content hashes

Canonical text99beeb2310edf8f0a3bc696a16d4e946dc786b8746fda44c27986bded5caa198
Markdown00d88520b7c849b16e2fd67ba335be26b0a5b13f749b10522c40018eafb0788f
PDF
Publication pagec27b91fbbce89c71117f4c514cad71c0deaedd6888479f80f497293cef5a698b
Manifestd2ee900567acf9ffc48e1c309d87194a9952fc9ee14ae7d189b53971c3a2764f

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
SignatureeRjqX0ZhEKMmWuD0sfpTXpB50Z4ixO3/uhac+ZNZ22MC4nmL2CmH+s2aDwWedDOo+tYkEddVH1PiWKuVvGLMBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:10:11.968055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003925
observed c27b91fbbce89c71117f4c514cad71c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:11.952792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003925/manifest.json
observed d2ee900567acf9ffc48e1c309d87194a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:11.939147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003925/publication.md
observed 00d88520b7c849b16e2fd67ba335be26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:11.925913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003925/publication.txt
observed 99beeb2310edf8f0a3bc696a16d4e946...
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.