OpenTechnical

OT-2026-000019759

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, 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-2026-000019759) never changes.

Identity and time

Publication numberOT-2026-000019759 · never reused
Internal UUID01a0ae6f-1fb4-7c56-bc2d-643526c9fbfc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019759
StatusPUBLIC

Content hashes

Canonical textd6c540d0007d8c9fb2a16e7e9bb9896a4c9bafc206a86e69d3a2e7b039d18db8
Markdown061d107ab33dbae14799b28509f79a2f2253f7cf288cadff891fb89df9ea1425
PDF
Publication page65446ec7148a7815f5745216ce49370ab28ad94af8e76296bb29b49c725c904e
Manifestf8b29d75f359280c4bf71ee909f5cb2400ac6bbcf5e63f7f70de70d4d568517d

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
SignatureMjxjIE1ixgPoRmO6nE6WdqSIX/oZoz/js1ADmoH/Dc4xIFMuqMzmJ79VKn3lC9oWo0tRBvJ4UbCvPcKsU4ifBQ==
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

2026-09-17T11:57:51.493232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019759
observed 65446ec7148a7815f5745216ce49370a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:51.474778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019759/manifest.json
observed f8b29d75f359280c4bf71ee909f5cb24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:51.455486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019759/publication.md
observed 061d107ab33dbae14799b28509f79a2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:51.436950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019759/publication.txt
observed d6c540d0007d8c9fb2a16e7e9bb9896a...
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.