OpenTechnical

OT-2026-000045229

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump 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-2026-000045229) never changes.

Identity and time

Publication numberOT-2026-000045229 · never reused
Internal UUID01a0ae7c-f76a-7a65-a0be-50d8d4373cda · 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-2026-000045229
StatusPUBLIC

Content hashes

Canonical text5f6d4d2e21878d7c2ab2225ce84bbef9c61fae84af6759077d8c294c2e7ca3c3
Markdowndc34020a8c5c7264309017ae403929326c2553eccd1aba193b6c4058062125e7
PDF
Publication page3fa0b7ba9be6733ea4a4f0dc8f28a0bad7185b523aaf3c1fb919a7b617e73eb8
Manifest01b80f2571d17bba70a9cbabf58ca93b6c35ed92b33dc6ed1e7273c170927ad3

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
Signature+g/Or10Hm36H7ky3M114eWlu7LGsRBD6EwxFcYtwumhD5KWNbmqnVaozhY1NkuFu9kXfPihu2kUvfsUwWTtYCA==
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

2026-09-17T11:10:25.467131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045229
observed 3fa0b7ba9be6733ea4a4f0dc8f28a0ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.447587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045229/manifest.json
observed 01b80f2571d17bba70a9cbabf58ca93b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.429659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045229/publication.md
observed dc34020a8c5c7264309017ae40392932...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.411241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045229/publication.txt
observed 5f6d4d2e21878d7c2ab2225ce84bbef9...
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.