OpenTechnical

OT-2026-000009461

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed 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-2026-000009461) never changes.

Identity and time

Publication numberOT-2026-000009461 · never reused
Internal UUID01a0ae6b-7562-7690-bc85-eebbf5da39a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009461
StatusPUBLIC

Content hashes

Canonical text80e9fcee61447652073e5a4e56edf223ee10f925d378d53953dfb2b493b36aa7
Markdownd988bb0de1d9b673e45885a3a2f80002b092570a207d2fef55bd1474b4caf39b
PDF
Publication pageab6896a3ccc5665b774d45a01ba39e9bb8ac8b3ccfe1474fe70bc9dd43bb5908
Manifestf6cd6078fcfbe5c5ab697ba39a22231488183324e6ce2a815dcb50d0bfdab006

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
SignaturexJjZAkbbPV6RCWXJQStOzctGv8HVVsaTQqEKC5vYNWqnFpj9ihGYdqmIwyvh4zJAygG2gLBNH6DBCHBziX1OCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:51.017603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009461
observed ab6896a3ccc5665b774d45a01ba39e9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:50.998278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009461/manifest.json
observed f6cd6078fcfbe5c5ab697ba39a222314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:50.979543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009461/publication.md
observed d988bb0de1d9b673e45885a3a2f80002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:50.959444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009461/publication.txt
observed 80e9fcee61447652073e5a4e56edf223...
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.