OpenTechnical

OT-2026-000055212

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000055212) never changes.

Identity and time

Publication numberOT-2026-000055212 · never reused
Internal UUID01a0ae86-a0fe-7c92-be4d-792e4a678fd1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055212
StatusPUBLIC

Content hashes

Canonical text425fca17a14aa259bd648c0fb0fdc441219bbbb3f1c143d97dad45f6b549dc2e
Markdowne3605c47e7474e4f8ca2dded4f7a4cb7b246bbff66683baff55de7bca9dbeff3
PDF
Publication page9f79014018d5b127d5cfd3bdcc12e7a51074dbe8d17d2b63ab95c4909a9886b8
Manifest2fbe98202322afd4baa28e348dd7bb1e54f7490e4a28ac430603e01e7b925483

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
SignaturelZ43FWMy0wzuFXK7ybFlvsKopgE8UB40lQCswnPQkFXRcvw93lvprIhjdIz3jwi28OraCvQFwOmoS48RekWnBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:47.347513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055212
observed 9f79014018d5b127d5cfd3bdcc12e7a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:47.329888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055212/manifest.json
observed 2fbe98202322afd4baa28e348dd7bb1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:47.313497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055212/publication.md
observed e3605c47e7474e4f8ca2dded4f7a4cb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:47.296549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055212/publication.txt
observed 425fca17a14aa259bd648c0fb0fdc441...
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.