OpenTechnical

OT-2026-000051115

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000051115) never changes.

Identity and time

Publication numberOT-2026-000051115 · never reused
Internal UUID01a0ae82-c7b6-7a21-be67-56ae69eba871 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051115
StatusPUBLIC

Content hashes

Canonical text7daa9e982a83b242c60005bddd47396065e446a62b01bfbda0273966e41dcd9f
Markdown1c59c456e4fbe5441b6c989b4239dbb96ef4b918041d296bb9a0ca28cd50298d
PDF
Publication pagea503dfa7ae59c3cd42d1803a1053cf02d58781bfa0b945d32276cfcc85dc8795
Manifestce7981b6ba75d3c3d9044956538e561cfed7f1e8e7c1da183db6903f18d08dd3

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
SignatureTQgT+LUvoPXDTqT2DGh9atsSJJpOL2t1tkU6fKnLPh5s9i4u7XMa0AghI+s3gGVM/e0p0+2YaFkga1lXmy/fDw==
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

2026-09-17T11:01:03.708690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051115
observed a503dfa7ae59c3cd42d1803a1053cf02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.691946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051115/manifest.json
observed ce7981b6ba75d3c3d9044956538e561c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.675406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051115/publication.md
observed 1c59c456e4fbe5441b6c989b4239dbb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.658420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051115/publication.txt
observed 7daa9e982a83b242c60005bddd473960...
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.