OpenTechnical

OT-2026-000043057

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, sustained blow-off after 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-2026-000043057) never changes.

Identity and time

Publication numberOT-2026-000043057 · never reused
Internal UUID01a0ae7b-3278-7ee9-ac2f-c3e9dcec87dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043057
StatusPUBLIC

Content hashes

Canonical text762cb5e9e0145d9102375c00fa35ff5ef481f741a579c1473e1416edd687ae5c
Markdowna531c1df454ee07b89c7b2b57f4a980a23c03d34da3fa00f9477ed7cccf87a24
PDF
Publication page5e8962f0c59636215155ac1233df2071cf4e36b2b508cd321845955b6c970e0b
Manifest255ab5d5d909530072082e3fc9a1365384f0986bdccd966c175f8e501ac36505

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
SignaturepNUQKw6XBPnwg4HkZGy108oimTMb7YHDEbZqo9A0p3IA1iHj8QsArRPiZJuBZbf4DAeoS/HqOqxz8zh/BDhkBw==
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

2026-09-17T11:13:27.931533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043057
observed 5e8962f0c59636215155ac1233df2071...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:27.912242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043057/manifest.json
observed 255ab5d5d909530072082e3fc9a13653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:27.893179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043057/publication.md
observed a531c1df454ee07b89c7b2b57f4a980a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:27.874448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043057/publication.txt
observed 762cb5e9e0145d9102375c00fa35ff5e...
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.