OpenTechnical

OT-2026-000025763

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000025763) never changes.

Identity and time

Publication numberOT-2026-000025763 · never reused
Internal UUID01a0ae71-a83d-7186-9b3c-2f5bc914a23a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025763
StatusPUBLIC

Content hashes

Canonical textbc0e6a22c0aa26b5ad1f84c9acc041e775bbe7388f65c0c9267ce9480f0b59b0
Markdown2a32eaea075df774028562c85fc989597ab12083eeaf99761c4b7dd228e0e002
PDF
Publication pageb2dcdbe85fe2cd733c073d18a78ecfc8e372a418d3cd92be9f7c3c71fc4ddf07
Manifeste39d8a3a3b669c8bebe428cf82b71e4f85f6091f4d9e4842fa0b6c418fb37ea6

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
SignatureoPtn+WzC5Dv0vNKfLnO8QEeTjGv749duyPy4Ln3bUN3RV1l2v/dklnkek9h/KaO+DbC20XifmF7MCRZ1CF38Cg==
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

2026-09-17T11:45:56.429533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025763
observed b2dcdbe85fe2cd733c073d18a78ecfc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:56.411883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025763/manifest.json
observed e39d8a3a3b669c8bebe428cf82b71e4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:56.395077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025763/publication.md
observed 2a32eaea075df774028562c85fc98959...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:56.378486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025763/publication.txt
observed bc0e6a22c0aa26b5ad1f84c9acc041e7...
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.