OpenTechnical

OT-2026-000016033

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000016033) never changes.

Identity and time

Publication numberOT-2026-000016033 · never reused
Internal UUID01a0ae6e-0c4e-7781-9e76-35c04a44b711 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016033
StatusPUBLIC

Content hashes

Canonical text1a88d3cecb1247a7db683cff33e0a60eb1b16150438b3597f4875bd54af0ae17
Markdown8c39eb84fb3deb6dfa1af99030c10d1d63c8216ce0b63366c61d34d1f76b4f64
PDF
Publication pagea3f4f3d574e1545a003db5ea0a215afa32eba8f3e4500a66e112370aa7ff4624
Manifestd8062ba26e81a0045fceb1f17f365d6fde4b81c47166debbc5ce02ea5a9e86b9

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
Signature0u2W3SRMkzxRmdss+SBtAyeG+fCjsXs3eYcihh/nRFrWMtSojU+9Q15zLLEZ5jQWdbIHm7SoAcDsv18AD6rgBg==
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

2026-09-17T12:05:35.102481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016033
observed a3f4f3d574e1545a003db5ea0a215afa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:35.084744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016033/manifest.json
observed d8062ba26e81a0045fceb1f17f365d6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:35.065900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016033/publication.md
observed 8c39eb84fb3deb6dfa1af99030c10d1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:35.046015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016033/publication.txt
observed 1a88d3cecb1247a7db683cff33e0a60e...
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.