OpenTechnical

OT-2026-000051291

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000051291) never changes.

Identity and time

Publication numberOT-2026-000051291 · never reused
Internal UUID01a0ae83-2740-7ab1-8f2c-35c12d817e22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051291
StatusPUBLIC

Content hashes

Canonical text5db1d4bd3779ef7824f43710332a68eb3672078fff6fa1e68ae268919250daf6
Markdown31747445115deec97c367d022a4d99bfaf2977fd8a249a95fd4ab17a101e5436
PDF
Publication page15d10520adaebc6966f6d990c1cc72969ece3a1e3c5bc0afe8f7f7cfcdee8517
Manifesta05f431975a9d29ca9d0b98e0707457741d20c94ff7b016d098e21acef26d643

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
Signature96GREvWaC31kCe4TT2a0CNhJj6Ywir2Tke+s4ltuwys0hiLrrbYDeXfn260xkDTlW/skFd6aRvpR2+NTxuYyAA==
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

2026-09-17T10:59:06.012091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051291
observed 15d10520adaebc6966f6d990c1cc7296...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:05.994227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051291/manifest.json
observed a05f431975a9d29ca9d0b98e07074577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:05.975652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051291/publication.md
observed 31747445115deec97c367d022a4d99bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:05.956997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051291/publication.txt
observed 5db1d4bd3779ef7824f43710332a68eb...
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.