OpenTechnical

OT-2026-000036763

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000036763) never changes.

Identity and time

Publication numberOT-2026-000036763 · never reused
Internal UUID01a0ae77-773e-7931-b431-b6be8452a5d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036763
StatusPUBLIC

Content hashes

Canonical texta4bc7a73ba7c10344e6c66b0f0d441367d4c80e45c27b6d26a96e8ed561d2d46
Markdown9fb030434b115627c609cf6b0c284db5b1307ee1f358d8c75422a2063924d8d3
PDF
Publication page9f6dc48617150334eed3c3edb927e936f6373484842c6250ad5a422898916b26
Manifestdd72e171f16cae532ee43186bf006a168e04bfed9e524f13c12a6b1480240427

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
Signaturec+Q3Iha5HrbP4QukY7EUI5a7hHQlgELcdYEjVVdjOfvwC0nSJHwUbWBmgRVkhDwrrJp+Aro1+XDnlAb/TngQAQ==
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

2026-09-17T11:24:21.904281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036763
observed 9f6dc48617150334eed3c3edb927e936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:21.888858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036763/manifest.json
observed dd72e171f16cae532ee43186bf006a16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:21.872601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036763/publication.md
observed 9fb030434b115627c609cf6b0c284db5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:21.854022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036763/publication.txt
observed a4bc7a73ba7c10344e6c66b0f0d44136...
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.