OpenTechnical

OT-2026-000059219

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line 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-2026-000059219) never changes.

Identity and time

Publication numberOT-2026-000059219 · never reused
Internal UUID01a0ae89-8613-78c6-8913-4bbff51c9c98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059219
StatusPUBLIC

Content hashes

Canonical text5ef4373b1bee3fb9e4f9ddcf368de6b47bc5b79a1f64bf1bba2f1283c9a69225
Markdown0c36cfc16d72a6eb09ac65d048de72d1493be106787dbff783716040eae920e8
PDF
Publication pagee555d1ec3732c61c7abe8c19a2eff9f022964ea2da3f12a09666e9e0f11acf98
Manifesta7ac8d2a7471e12c78f69c0104f86ca9b6ac30f1db2f646ddf6e9fdb372e9a00

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
Signatureq/VGaZZEL8P0ugv3Y87N77W8LVZDv3BReZdA8ViuUipsviYE059KSCnFzNg3K67d/1kGMc83YT+l/Cduw71rAw==
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...

Independent retrieval

2026-09-17T10:45:45.041415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059219
observed e555d1ec3732c61c7abe8c19a2eff9f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:45.023830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059219/manifest.json
observed a7ac8d2a7471e12c78f69c0104f86ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:45.004678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059219/publication.md
observed 0c36cfc16d72a6eb09ac65d048de72d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:44.987030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059219/publication.txt
observed 5ef4373b1bee3fb9e4f9ddcf368de6b4...
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.