OpenTechnical

OT-2026-000054693

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold 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-2026-000054693) never changes.

Identity and time

Publication numberOT-2026-000054693 · never reused
Internal UUID01a0ae86-1284-7711-8407-3988b7c4848e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054693
StatusPUBLIC

Content hashes

Canonical text7adf6caa712e9db130faf977ef063dbdf2d46f538f9c1479dc21770d58049f69
Markdown10fa95b89c9418696decc94ec5eae414ee389d392c1686fde7a72c3c71b83979
PDF
Publication page6b7f206e5c269f3d59772a3d86bc776c1e396fe5d10d7bffff0ec62bae7d2e74
Manifest03f0c719e968a5328c8436a9b746adf40f9556b99e554a6d621ce95f6a9cb6ac

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
Signaturelwh6wY/MkPmkWXi8TeYziKgXSvuaGFf1ZksTj3fnrPNYp6jVUPfBGNc98uFw87+tX0ISZHOn50wxOF3IL2jNCA==
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

2026-09-17T10:53:46.928260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054693
observed 6b7f206e5c269f3d59772a3d86bc776c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:46.906820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054693/manifest.json
observed 03f0c719e968a5328c8436a9b746adf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:46.885809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054693/publication.md
observed 10fa95b89c9418696decc94ec5eae414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:46.865391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054693/publication.txt
observed 7adf6caa712e9db130faf977ef063dbd...
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.