OpenTechnical

OT-2026-000056670

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000056670) never changes.

Identity and time

Publication numberOT-2026-000056670 · never reused
Internal UUID01a0ae87-7af6-73b4-b401-bd996290139e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056670
StatusPUBLIC

Content hashes

Canonical text0fb304e66faeb38a90a02dd1d539221b39532d663e0f598e65ec502897673e23
Markdown3bd301f8b64525f03b65a3d55dac59448d5648392a013b11eca11f65bbaf5851
PDF
Publication page59c62c8f689a1c643c6e9994fa9e6601e989abd8a6873972b93e1e450da38a07
Manifest5fe7bcc81be5ad7297c696e7684a272a0c2c87fdc0ec201ccc9ea5c356766809

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
SignatureRfB8tU1VKZCo+Jd2MHCBgZmyTX7wlGnuBBRN1EVy7rqkhmTyqebU9v6L9DRKPfe+vcaO3uYvFMoVoCv/gQk9AQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:03.939899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056670
observed 59c62c8f689a1c643c6e9994fa9e6601...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:03.919493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056670/manifest.json
observed 5fe7bcc81be5ad7297c696e7684a272a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:03.898491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056670/publication.md
observed 3bd301f8b64525f03b65a3d55dac5944...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:03.847815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056670/publication.txt
observed 0fb304e66faeb38a90a02dd1d539221b...
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.