OpenTechnical

OT-2026-000051745

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000051745) never changes.

Identity and time

Publication numberOT-2026-000051745 · never reused
Internal UUID01a0ae83-7c83-726f-8d0c-075da64489fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051745
StatusPUBLIC

Content hashes

Canonical text7e90467bb6c156e8e6188a651cf2a5b48dd7099042381543cdd744b49e326f6b
Markdown5d9b30a4bdb27dd8f966a028c7190361fd4ef8626aa370a1289ea7fb91a9db20
PDF
Publication pagebdc2fa5223f8c604df5b13cf66ac72d304ffc5f824d09918f423df9675b24f05
Manifest1f40d416c67cd218875efc5eccf282771cf3a27cb3ca35700cc915db2dfd68a6

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
SignatureAhsY1NyXtvwZZnNk3fqxUeKmKgvLof5e6awMov16WEpwCulaYyB+tP/ED2dxDEFG8snlqaoV1luZ5tR/U/7kAg==
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

2026-09-17T10:58:38.500172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051745
observed bdc2fa5223f8c604df5b13cf66ac72d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:38.482016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051745/manifest.json
observed 1f40d416c67cd218875efc5eccf28277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:38.463627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051745/publication.md
observed 5d9b30a4bdb27dd8f966a028c7190361...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:38.443184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051745/publication.txt
observed 7e90467bb6c156e8e6188a651cf2a5b4...
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.