OpenTechnical

OT-2026-000039480

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000039480) never changes.

Identity and time

Publication numberOT-2026-000039480 · never reused
Internal UUID01a0ae78-9675-763f-a61c-060e2670feb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039480
StatusPUBLIC

Content hashes

Canonical text5e0b9dc859002d0f20d18b3b05804d4c5ea6d33f810cf2eb496de7bf33687fc1
Markdown89d971dfb1fb5d56da0178fb055fd2b01e70611c340bdf969c56dfb5119dece0
PDF
Publication pagea46ddf3bb08b984025cdc25d97e5a6a2d65729fb1f66e2fdaef53ccb436b6ae9
Manifest84b5866d2dac00e61de63ffc30cde42aed680a447566a6f0a0d283bbd12d3155

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
SignatureZLc43ytW8GzZA+m6UoZzongZyntBnLbOYyqTvPoLFVEAMBHQrpOsLYwXuAclHIshXdlVEqL8Da1bwA+ed5GKAA==
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

2026-09-17T11:21:06.327672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039480
observed a46ddf3bb08b984025cdc25d97e5a6a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.310559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039480/manifest.json
observed 84b5866d2dac00e61de63ffc30cde42a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.293270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039480/publication.md
observed 89d971dfb1fb5d56da0178fb055fd2b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.277040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039480/publication.txt
observed 5e0b9dc859002d0f20d18b3b05804d4c...
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.