OpenTechnical

OT-2026-000016601

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single 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-2026-000016601) never changes.

Identity and time

Publication numberOT-2026-000016601 · never reused
Internal UUID01a0ae6e-2d14-7f81-a9d2-9eb7907b2eb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016601
StatusPUBLIC

Content hashes

Canonical textef074663c9a3d15c5502b519251cf5f1275a0eed630e2af7018f8eb1041663e1
Markdown1fe0bf153a765992d99bdc5328c211e3250bedbf1eed2499658c983183fd4b0f
PDF
Publication page4c3d6d9d14e42634de58c085d2ceb1297391508e1ab64abfbe048fa736a7eec9
Manifest7a68cc798e46a9607d6501ca094481a6136fb245d11642b4e1093daef9791a51

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
SignaturetsbA0/d9HAvK5J1lhSYk5QictPvBXvq0A+7326PmQHytLZvsZjGeOjXg88zXY7T41drqHODQgL6F3YPM4maxCA==
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

2026-09-17T12:04:50.514089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016601
observed 4c3d6d9d14e42634de58c085d2ceb129...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:50.496794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016601/manifest.json
observed 7a68cc798e46a9607d6501ca094481a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:50.478450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016601/publication.md
observed 1fe0bf153a765992d99bdc5328c211e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:50.460628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016601/publication.txt
observed ef074663c9a3d15c5502b519251cf5f1...
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.