OpenTechnical

OT-2026-000046170

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000046170) never changes.

Identity and time

Publication numberOT-2026-000046170 · never reused
Internal UUID01a0ae7e-032c-75ac-a367-42fb5d4197a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046170
StatusPUBLIC

Content hashes

Canonical text479355ea86c600a12689da7a0cd893a0f5b695eb530f5f23592b01a9fd9fdd63
Markdown0d876334cee84aa56e5d8b9564e024b71c9acafef5d063e25e0516065050abff
PDF
Publication page595a4d928b1158c6bfe967be6b35e719d330a86ce6b2dff16b60d9e43d7a4ecc
Manifestcfeba3c087a11d7f571c08881a1a02147bf113afb9f8b8ee46ad9f0abb71358f

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
SignaturehY/aYZ26a1M8EGL0hzkYaULIK4rxliI6Uzm6/fPflxbFgZCidRn3/vXz9AcbUhTd9fR/fIvtKbIkNMa+e8GiAA==
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

2026-09-17T11:09:10.500223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046170
observed 595a4d928b1158c6bfe967be6b35e719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:10.480987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046170/manifest.json
observed cfeba3c087a11d7f571c08881a1a0214...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:10.459884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046170/publication.md
observed 0d876334cee84aa56e5d8b9564e024b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:10.441865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046170/publication.txt
observed 479355ea86c600a12689da7a0cd893a0...
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.