OpenTechnical

OT-2026-000060451

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold 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-2026-000060451) never changes.

Identity and time

Publication numberOT-2026-000060451 · never reused
Internal UUID01a0ae8a-b7cb-7595-abee-63ce3acc0147 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060451
StatusPUBLIC

Content hashes

Canonical text1b0efbda92dcef50e1635875b90766d4a791aba34c862503355aed4cf8d31a82
Markdown22917a95fea9ad7f26c02c3a86593a0f8f1056de1498b053e6203bbd014f5e72
PDF
Publication page6e2a46754761ed2b8eb8e445d2eb57db4a58d0af2a581b42671e75ae8cad245f
Manifest4c738772d4b91b492aa5974a9c92131d1922aaa5ff6a5fe65e9f8b61d6039c9b

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
SignaturevES/iqWJcuc91c7nYAWVZZjmJQMmy1BEubIcrUhU64CBBZ+BLmcEGIGSAUU10l49BkIKukTKpASGTyvB4L7pBg==
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

2026-09-17T10:42:56.061127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060451
observed 6e2a46754761ed2b8eb8e445d2eb57db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:56.042824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060451/manifest.json
observed 4c738772d4b91b492aa5974a9c92131d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:56.023163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060451/publication.md
observed 22917a95fea9ad7f26c02c3a86593a0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:56.005036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060451/publication.txt
observed 1b0efbda92dcef50e1635875b90766d4...
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.