OpenTechnical

OT-2026-000036069

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000036069) never changes.

Identity and time

Publication numberOT-2026-000036069 · never reused
Internal UUID01a0ae77-01cd-7854-9349-278a35d963c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036069
StatusPUBLIC

Content hashes

Canonical text537bdae7520f3b467cd23041af8951ed1a78144385f83279e7c32e4321da9f35
Markdown10ea2b8c1ce9dc1792989fc6842b414c4d1290b60e7fea60462741de82ea8bcb
PDF
Publication page92ce994bd40f79a9f1aac36cb3dee7631881e21b93d5d2ec5d596992577d3d59
Manifested792a0c038f85b91193556052a1c6b148544ffb3e2e7021d2f87d942ec78e49

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
Signature4QgxugEao8kSAIre2gB9359VffjwBZBZJnOQ9hLd0WQvHG/8+KCQ4WNKB+Bq9A1hekkyKWyzj23b+NiuSSuZCQ==
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

2026-09-17T11:26:15.321574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036069
observed 92ce994bd40f79a9f1aac36cb3dee763...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:15.306446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036069/manifest.json
observed ed792a0c038f85b91193556052a1c6b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:15.291169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036069/publication.md
observed 10ea2b8c1ce9dc1792989fc6842b414c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:15.274059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036069/publication.txt
observed 537bdae7520f3b467cd23041af8951ed...
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.