OpenTechnical

OT-2026-000062151

Publication integrity record

Four cup vacuum gripper, four zone face, four 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-2026-000062151) never changes.

Identity and time

Publication numberOT-2026-000062151 · never reused
Internal UUID01a0ae8b-b8b1-7bcb-84f8-78c1c6ef527b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062151
StatusPUBLIC

Content hashes

Canonical text6cc4fb828ecc38568685705d131eb06e73239d1669904fddaf26add23f776bcd
Markdowna465c5f00cc92230ee09c08686efc0d0092a5c88e4ef83ea9875ac5c4b9dedb6
PDF
Publication page82293128832a3a931bb1f0ab2b4bb52373d1f97343a78728858b57f40f42fadb
Manifest1123ffcd09a5502b0bca5450857705d749c720925ce916130bec3836c158c4c0

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
Signature1+Fd0AyWVrjmllww6n0wtZXrTDKWCrpXWT1hiMFyqTZItWBo3KnGJmjMuXDGSKucfORtruf1wWhSB+YnVVvtCQ==
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

2026-09-17T10:41:13.315503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062151
observed 82293128832a3a931bb1f0ab2b4bb523...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:13.296620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062151/manifest.json
observed 1123ffcd09a5502b0bca5450857705d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:13.279311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062151/publication.md
observed a465c5f00cc92230ee09c08686efc0d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:13.262779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062151/publication.txt
observed 6cc4fb828ecc38568685705d131eb06e...
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.