OpenTechnical

OT-2026-000044329

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000044329) never changes.

Identity and time

Publication numberOT-2026-000044329 · never reused
Internal UUID01a0ae7c-39d6-727b-96b4-bc671a9dc8d3 · 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-2026-000044329
StatusPUBLIC

Content hashes

Canonical text2ab7173384eb9c0cee6e05c335887ac17aac60e788976de4d5ee1a8f1666270a
Markdownaaab1f5bdd56ae0cd6f33a572a6684cfac24e85725f59c0958be80bee5d2c028
PDF
Publication page00940a00edaba2f0b1276bb1362acd122e80d07101a8640baabd1b292c339585
Manifestc3bd660a2c04f5531de22a2a20c9ba00297c70eb115cfcd8d84036bec99ef951

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
SignaturexDoWWYP+Vw1fNVZve5160zpYYlSdmbE1ydowJExg0151rRBv+S7QZuDMRom01PpY4Vl8pClHhdZdhPyN10YqBg==
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

2026-09-17T08:30:22.218708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044329
observed 00940a00edaba2f0b1276bb1362acd12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:22.074198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044329/manifest.json
observed c3bd660a2c04f5531de22a2a20c9ba00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:22.056387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044329/publication.md
observed aaab1f5bdd56ae0cd6f33a572a6684cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:22.039079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044329/publication.txt
observed 2ab7173384eb9c0cee6e05c335887ac1...
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.