OpenTechnical

OT-2026-000055789

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line 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-2026-000055789) never changes.

Identity and time

Publication numberOT-2026-000055789 · never reused
Internal UUID01a0ae87-09cb-7443-be5f-422d38bb5a8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055789
StatusPUBLIC

Content hashes

Canonical textd6399319198baddc1568e4fbe3ee6b9e08df1c946e45bedaccff40bfd5a29fdb
Markdown01567d3d6405a8ecaa063f8a15fdbab0f6e362bc67cb4f072e519e6753249056
PDF
Publication page6691e2fb2d080e5692892f9009d3abae832927186a77c7d1f458b5912f5e69fc
Manifest93a3dd3f53108f3134a48147a3bd5ef0473138284cc27577b9cb55ac7a04db00

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
SignatureIIzHfzEuFdbVzI9Kk1i+R7xMU+k1AvJQGzj74C7U2oVzhsdJbIE2Xv8viol1Br6SVHoeU6ww+9+TuQQVUTa1AQ==
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

2026-09-17T10:51:09.519121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055789
observed 6691e2fb2d080e5692892f9009d3abae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:09.503816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055789/manifest.json
observed 93a3dd3f53108f3134a48147a3bd5ef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:09.486314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055789/publication.md
observed 01567d3d6405a8ecaa063f8a15fdbab0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:09.470064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055789/publication.txt
observed d6399319198baddc1568e4fbe3ee6b9e...
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.