OpenTechnical

OT-2026-000039143

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000039143) never changes.

Identity and time

Publication numberOT-2026-000039143 · never reused
Internal UUID01a0ae78-9673-7075-8be2-a5247dee5b0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039143
StatusPUBLIC

Content hashes

Canonical text506c161e41c4877565d9a8d9d2c89948eae4863cedd78023372979d3c3de0db5
Markdowna26175628e55ce8a410c55e08b20435a61767bb43b152cd5a6c80a0fcaf24bd8
PDF
Publication pageac35ed544cf6b9294ba93649f6c0df37f19f8987d2ece97421245801f50e9674
Manifest426d8938ed6bbace24a6d9b8a3e20963d0bf47c9c3079be87f3e44d5c2509f00

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
Signaturevuu46vkDy52h5/tObHiXDZzoHehnatbzynWtLhZ677GAy+kSjGCtRzsWOoN83owsvv4OBFp/IO6BWUoNWwCpAw==
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

2026-09-17T11:20:39.290002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039143
observed ac35ed544cf6b9294ba93649f6c0df37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:39.272006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039143/manifest.json
observed 426d8938ed6bbace24a6d9b8a3e20963...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:39.253708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039143/publication.md
observed a26175628e55ce8a410c55e08b20435a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:39.236382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039143/publication.txt
observed 506c161e41c4877565d9a8d9d2c89948...
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.