OpenTechnical

OT-2026-000040137

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000040137) never changes.

Identity and time

Publication numberOT-2026-000040137 · never reused
Internal UUID01a0ae79-26fe-7983-8a83-af374af06cf2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040137
StatusPUBLIC

Content hashes

Canonical text6022b5114a676d1dca2766189086e722d9e2282755347cbc9c4048c8a9a5cd85
Markdown13dd2f9f09fc499c67669d217bc766570b91283bef58547712058fd92d73e423
PDF
Publication page3f7e66d96a3a3e3d49a7f1cf1223fc2511951071764494533ed69f7a30677ce2
Manifestac0264ae81686d3f66e8cc7e229b98ec5552a791f804886e1d9727c8960d7ded

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
SignatureH6rUmJObIYt6l2LfzKbGWaJlNP31r07RggNx9ZbqS+71cwdfPEWwE9Y2boi3PQAC+dg+nvCNqhYRCnWRkJcYAA==
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

2026-09-17T11:19:00.527384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040137
observed 3f7e66d96a3a3e3d49a7f1cf1223fc25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:00.511313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040137/manifest.json
observed ac0264ae81686d3f66e8cc7e229b98ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:00.495998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040137/publication.md
observed 13dd2f9f09fc499c67669d217bc76657...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:00.479423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040137/publication.txt
observed 6022b5114a676d1dca2766189086e722...
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.