OpenTechnical

OT-2026-000072319

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000072319) never changes.

Identity and time

Publication numberOT-2026-000072319 · never reused
Internal UUID01a0ae92-47c3-7ae6-a506-45f2a8bb41f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072319
StatusPUBLIC

Content hashes

Canonical text47ded1f475dea330a6dda6413424f31e1def117d44a092923eced7b525ea4d04
Markdownca245738a38b10a840f779a04c745980c88dd38315f252a17ef0a7e232af9dbc
PDF
Publication page59628d94af43311b7ac1dca04aaa0590be83423d9154ed68517638fce403eea1
Manifest79cde0dd9500cdff5772bb76d30eb509e8acff8521632a02b58952e8d335f66d

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
SignatureExmsoNYzyEYVUEKfJm+a6DKmV5QANAlAPaXL9tlgxfG2s+aLKiRNFOiwLSTUXOZPqWKXbQRtp1Mc0pJNLjFaBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:23:32.692659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072319
observed 59628d94af43311b7ac1dca04aaa0590...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:32.675523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072319/manifest.json
observed 79cde0dd9500cdff5772bb76d30eb509...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:32.658896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072319/publication.md
observed ca245738a38b10a840f779a04c745980...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:32.641777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072319/publication.txt
observed 47ded1f475dea330a6dda6413424f31e...
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.