OpenTechnical

OT-2026-000022901

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, sustained 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-2026-000022901) never changes.

Identity and time

Publication numberOT-2026-000022901 · never reused
Internal UUID01a0ae70-46eb-73cd-8578-04350c71c040 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022901
StatusPUBLIC

Content hashes

Canonical texte59bb795a876cb6dbcb55a240b0adb3661ff6a1a8b966d13462d59432bd0b016
Markdownee4b37240838047248ce35a940b6eab16b9276b1583bb51d03223ed2db7d16b7
PDF
Publication page6c1704b1ae8d61a87027c87ae1ec6d3c71d464b1c466bbcfc6121850b4a45434
Manifestcf6f5bd23c5074e818d03ba7a79b35eba6c229f4ba45739e87060174f9c474c3

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
SignaturexXodjKR4tXMdAC8YGnGPzbgud4v/v/+FVt77x+bIqrUGcqGVrEK2Z1ETT+v2ORjnjyJrgWJHzuS+CQvXIymUCg==
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

2026-09-17T11:52:28.402306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022901
observed 6c1704b1ae8d61a87027c87ae1ec6d3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:28.384190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022901/manifest.json
observed cf6f5bd23c5074e818d03ba7a79b35eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:28.367796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022901/publication.md
observed ee4b37240838047248ce35a940b6eab1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:28.349773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022901/publication.txt
observed e59bb795a876cb6dbcb55a240b0adb36...
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.