OpenTechnical

OT-2026-000003593

Publication integrity record

Vacuum cup gripper, common isolation valve, six outlet manifold, three stage ejector

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-2026-000003593) never changes.

Identity and time

Publication numberOT-2026-000003593 · never reused
Internal UUID01a0a90a-79e6-7ec3-98d0-42877f864c25 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:11.209267Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003593
StatusPUBLIC

Content hashes

Canonical text0d61f47ca8966df742573fdc1310395e39d00babdb9c9585b7aa747b7e350f65
Markdownb0ca1ddc6661707317b9c59ef100975fddc6d58076100dee12d37937ef83045a
PDF
Publication pagee2a61c1a1de12eb39c649c2088d36f29e96e8789350cf052fcf377977280ab63
Manifestd4889304a87ca21cab4c0bddcc44adce42ccdf59da660c498717972bc23f0ec4

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
Signature1wdNrzZZwD6xOwsyEi88nxhI17cR2r2sRrKd30CeaEz8UT4gAm5TZuBIT4zkwpTKRwPLhMKyfqrKvc4lePmvCg==
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

2026-09-16T08:40:36.169777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003593
observed e2a61c1a1de12eb39c649c2088d36f29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:36.153098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003593/manifest.json
observed d4889304a87ca21cab4c0bddcc44adce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:36.135320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003593/publication.md
observed b0ca1ddc6661707317b9c59ef100975f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:35.997173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003593/publication.txt
observed 0d61f47ca8966df742573fdc1310395e...
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.