OpenTechnical

OT-2026-000036398

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000036398) never changes.

Identity and time

Publication numberOT-2026-000036398 · never reused
Internal UUID01a0ae77-01d1-794d-b9d3-df07c01c243b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036398
StatusPUBLIC

Content hashes

Canonical text6ff23ee545567ab416253c066433f3d784c6eb8949bd7e23fd0c2577f41ad5c9
Markdown29beb4fb0a22e20e42784f709fbd459bfc630b53fa6b2ca32dcc80cd34b3a7d7
PDF
Publication page9ca3eb4f3232245ffb287b022a4a1e4d859240d8cb28f422c3abf3b788dd96ad
Manifest44f21e3f5b386ba06c3f7e567048707dc109d0fd1302bec96f44cd4684acba52

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
SignatureRHrh87BW+BIznoPNA0Ihm/Nzw8vTiCfBTQtBHEyYOWCTV1BJPgO2PjqdzM2p+eJM1qu+IeAE/TCPx8LsEQkOCA==
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

2026-09-17T11:26:47.133575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036398
observed 9ca3eb4f3232245ffb287b022a4a1e4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.115256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036398/manifest.json
observed 44f21e3f5b386ba06c3f7e567048707d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.095477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036398/publication.md
observed 29beb4fb0a22e20e42784f709fbd459b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.077387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036398/publication.txt
observed 6ff23ee545567ab416253c066433f3d7...
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.