OpenTechnical

OT-2026-000010681

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, vented 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-2026-000010681) never changes.

Identity and time

Publication numberOT-2026-000010681 · never reused
Internal UUID01a0ae6c-0ee8-7601-a641-6c63442058b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010681
StatusPUBLIC

Content hashes

Canonical texte1751779a761bc67e5ce84e8bbeb2c3b3ebe543d757ced226be9c885aac43209
Markdownc07e5d2d49dfae46528384fa3da690d47b83090f093c7825ceb2b9a3821055b6
PDF
Publication pagef9ff57a13ff375ec558ca87b2b0434bda4c29c79d42385724c4f5b72f79ef658
Manifest4c47ad2804f56177a8c07dfc40fe5625404797bcbc40c5ce72e4ace7f1848eff

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
Signature9Z60wITbrI1bvxhmVfUiK82QlO10dOsK785JMdxYonOKzgvR/MN9WZiLHhRFVTOA0REUgHkjTNnSkviHto01DA==
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

2026-09-17T12:14:53.576942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010681
observed f9ff57a13ff375ec558ca87b2b0434bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:53.558636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010681/manifest.json
observed 4c47ad2804f56177a8c07dfc40fe5625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:53.539407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010681/publication.md
observed c07e5d2d49dfae46528384fa3da690d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:53.517001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010681/publication.txt
observed e1751779a761bc67e5ce84e8bbeb2c3b...
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.