OpenTechnical

OT-2026-000044695

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold 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-2026-000044695) never changes.

Identity and time

Publication numberOT-2026-000044695 · never reused
Internal UUID01a0ae7c-39da-71f7-8326-e7389ec9044b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044695
StatusPUBLIC

Content hashes

Canonical text0541085e6fb149b92433800d61cfda7a4eff57a1d617c34f60842f5ec5d23935
Markdowna7b81971318922acf24a8ab2f54814c387aaa5522655b5fa62996d7fa0141cd7
PDF
Publication pagec7a7dd8760d892ae9d021ccda96f059d043fef8df7dcbc202fb2360024f362f4
Manifest1ae760faec3176284f69440b3cea2bdfa520a5a1c5cee6bf28d3f854abea2a89

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
Signaturef/R/htdy+Yt8ss5gPRxyKo92RHAwVtunjMdE1vCxbiw6MJ2uZZlGyKifN2520LrXeWZWAeMALqBTIDXZrKCuCA==
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

2026-09-17T11:11:57.217145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044695
observed c7a7dd8760d892ae9d021ccda96f059d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.198950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044695/manifest.json
observed 1ae760faec3176284f69440b3cea2bdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.179658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044695/publication.md
observed a7b81971318922acf24a8ab2f54814c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.152688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044695/publication.txt
observed 0541085e6fb149b92433800d61cfda7a...
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.