OpenTechnical

OT-2026-000102401

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, pulsed 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-2026-000102401) never changes.

Identity and time

Publication numberOT-2026-000102401 · never reused
Internal UUID01a0aea4-8589-78e2-8d6e-751dde10e32f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102401
StatusPUBLIC

Content hashes

Canonical text9252987a2675cfab8bf630f0c65447d2163e3d2ac8e86378da0ea4b0debff569
Markdowndcd4b7c898c799f5318e3262e189be7f7d78793d03408e5653605f45a7888f92
PDF
Publication page56fcb5546d7287f0bb7cb54533a4803d2936ec1cf7681b5a07658009461d2500
Manifest1d0719af701a437fd049282e1b70cb984be55096d275a464fc7d1190df063490

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
SignatureSpHHsu2osPWK7cr0Jikj74wGP58v4SZN3QOBger2MZXoK0Y0R182uZ/ym3tnft0kEID/xSYp4lODYolLgiHQDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:44.461010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102401
observed 56fcb5546d7287f0bb7cb54533a4803d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.442716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102401/manifest.json
observed 1d0719af701a437fd049282e1b70cb98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.423171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102401/publication.md
observed dcd4b7c898c799f5318e3262e189be7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.404932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102401/publication.txt
observed 9252987a2675cfab8bf630f0c65447d2...
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.