OpenTechnical

OT-2026-000101212

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000101212) never changes.

Identity and time

Publication numberOT-2026-000101212 · never reused
Internal UUID01a0aea3-c378-7b77-ae81-ad19da8a6ba2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101212
StatusPUBLIC

Content hashes

Canonical text8734c8ecf434649506c1e695b0aea23a60e9f9b968077702fd845daded690c42
Markdown77d3b3f190775283b6ce1218a881344cdb0577b1617f18952316b2164360bc1c
PDF
Publication page368af35a07e0c6c7a36b10c086267182e5ecb574d8788bf10ff4c7df26e25d14
Manifest15fc5e9b517ff1a04eaa1479a375cbce66172c515b35fd73643f27f1d6ce4c02

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
SignatureXlcdQt9FCfsaMS/SCbr0+9iraooKGR5bz9Hdr60U3eYEq5IhnT04WKfbKjyr5sDC7UVXUmigM6+lMf+CoQtCBg==
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

2026-09-17T09:26:51.953841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101212
observed 368af35a07e0c6c7a36b10c086267182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:51.936173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101212/manifest.json
observed 15fc5e9b517ff1a04eaa1479a375cbce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:51.916924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101212/publication.md
observed 77d3b3f190775283b6ce1218a881344c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:51.898138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101212/publication.txt
observed 8734c8ecf434649506c1e695b0aea23a...
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.