OpenTechnical

OT-2026-000045069

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000045069) never changes.

Identity and time

Publication numberOT-2026-000045069 · never reused
Internal UUID01a0ae7c-f768-7c0e-90cb-6f993eb66c42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045069
StatusPUBLIC

Content hashes

Canonical text6066b734adcdd1ee7eb18e554a378686720c5a44bbddf86e45276360509a1a38
Markdownedbe870b37a657f0b1678c469c424335285c4a7075c64ae34931b25a59e6c5ff
PDF
Publication page682fc28feccdcd66e9f795fe8fdf1fb0a2b4ac9a0baaa843153483fb2e0d9413
Manifest88e51be5cb72c25383b964dfc706864179bd587cdce7ee0aa4dcdedda6c3d478

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
SignatureNWL9Xw9C9UqlQa4Lu906Ual30koMRWzZpsNoD3kqJyCy7KTpgIFhfXcL7WXhRjIC9CilbuC8kps/TEcNvnfgBA==
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

2026-09-17T11:10:06.003972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045069
observed 682fc28feccdcd66e9f795fe8fdf1fb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:05.986165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045069/manifest.json
observed 88e51be5cb72c25383b964dfc7068641...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:05.968005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045069/publication.md
observed edbe870b37a657f0b1678c469c424335...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:05.948408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045069/publication.txt
observed 6066b734adcdd1ee7eb18e554a378686...
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.