OpenTechnical

OT-2026-000058183

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum 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-2026-000058183) never changes.

Identity and time

Publication numberOT-2026-000058183 · never reused
Internal UUID01a0ae88-6edb-7efa-a29e-d987c5550451 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058183
StatusPUBLIC

Content hashes

Canonical text25535b3e265b2950cc052e7602848c62589a9cceff5ed10e3cf5abd519b102fd
Markdownf2cace811653982373c1ad9efd3e753f47ff4dbe36a181d0481b1a3893a3e8f0
PDF
Publication pagec2362a50c6e1fd5a5b9d4d66023ecb0d143b4ad9851445ffecae3b26b9bb7f66
Manifest07686746e7a3748b2cd3e99fcde3bf415a412302d56775be11d9b294de27ae76

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+AC63ksPgeSzsYPUV0vf9YEEJ2K7Wu7HWjGdIs3WobvatQi3lSWMLuEvlbh53OvY3cKl1htDijp07YaeAqkZDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:53.301558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058183
observed c2362a50c6e1fd5a5b9d4d66023ecb0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:53.281239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058183/manifest.json
observed 07686746e7a3748b2cd3e99fcde3bf41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:53.263940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058183/publication.md
observed f2cace811653982373c1ad9efd3e753f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:53.247028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058183/publication.txt
observed 25535b3e265b2950cc052e7602848c62...
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.