OpenTechnical

OT-2026-000102046

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two stage ejector, pulsed blow-off after set-down

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-2026-000102046) never changes.

Identity and time

Publication numberOT-2026-000102046 · never reused
Internal UUID01a0aea4-50f2-7406-8378-3b4cb14f9b76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102046
StatusPUBLIC

Content hashes

Canonical text30c54afde8ac500c46d83799c90db5a66ca55bee74327c7bdc4b430fc19b62ca
Markdown143d97aefb1dd34b4a2062e8dc5d498eb01bfabc8669fccee666227dc8fce700
PDF
Publication pagef9c61835f029d2fac692ca2d6f6be29d5836fc8ffca0c8dc41a6e831fe28038b
Manifest743483b8e245be35aa42211fd8353af5d45497f2306b07f1eb94f0e66a7d43b3

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
SignaturetXfHfGnex89xEzPo0LhWFdgiwVbRFeQIsVAv1EUclIC7+/tbS8IUactcHxSAqij8zGMqusOXmRcPB6FU4+iYAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:11.072303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102046
observed f9c61835f029d2fac692ca2d6f6be29d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:11.053378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102046/manifest.json
observed 743483b8e245be35aa42211fd8353af5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:11.033643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102046/publication.md
observed 143d97aefb1dd34b4a2062e8dc5d498e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:11.012361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102046/publication.txt
observed 30c54afde8ac500c46d83799c90db5a6...
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.