OpenTechnical

OT-2026-000042611

Publication integrity record

Two cup vacuum gripper, two zone face, four 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-2026-000042611) never changes.

Identity and time

Publication numberOT-2026-000042611 · never reused
Internal UUID01a0ae7a-c0ce-7dea-80c5-09557a41a02c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042611
StatusPUBLIC

Content hashes

Canonical text08aac12ba3d8053b742b8d9690028817158d5339ed3e13b183378c9afaa80cf9
Markdown0f552afd1f6c659341ee8532f835051c927709424e4daec5add2a37bd85ff444
PDF
Publication page125bf55adbf6d54ca549c559608e49b73d70eaa6979c6b65e4692850d0a759a5
Manifestd2c2188a0bef2b7ca0185edbd844abc1af1de3161f86f49c5d98876eec8c8cab

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
SignatureCIv8KRe3LyRDrH/CWdxyKuCWCbt7QNqlRlylt4+PspDiedjulGlqql22gGTXtyDqS6boFokZAgbmzwrukJQ2Aw==
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

2026-09-17T11:14:20.340111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042611
observed 125bf55adbf6d54ca549c559608e49b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:20.320815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042611/manifest.json
observed d2c2188a0bef2b7ca0185edbd844abc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:20.303620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042611/publication.md
observed 0f552afd1f6c659341ee8532f835051c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:20.282760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042611/publication.txt
observed 08aac12ba3d8053b742b8d9690028817...
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.