OpenTechnical

OT-2026-000047033

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000047033) never changes.

Identity and time

Publication numberOT-2026-000047033 · never reused
Internal UUID01a0ae7e-d0f7-78ff-9602-9a4e61a961e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047033
StatusPUBLIC

Content hashes

Canonical textb7a6d4a059b160c270326b5524372883fd1634941d172c4145270e41214f118f
Markdown7e4498d95ed11d053bd0df52f6a5d3481c652a2b9235fb71d1a4d75d88bff401
PDF
Publication page9c47e1ea062c644d15b9be6e54fe5380a8795e954ae1b5a786cc639d70d66f76
Manifest901860ebaa44f133bed89bda27e8fd80c662549c992252fcdf6fb0f04c5843e0

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
Signatureh4iQHtJSExmjuik+9poPcV4Uc007ZpKZOCFPhUCv8yrNfIja8fxdkfsIZu5BAK8F0OJdWsIUQn0p+OMDxnOYCw==
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

2026-09-17T11:10:19.139167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047033
observed 9c47e1ea062c644d15b9be6e54fe5380...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.119092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047033/manifest.json
observed 901860ebaa44f133bed89bda27e8fd80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.099271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047033/publication.md
observed 7e4498d95ed11d053bd0df52f6a5d348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.080877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047033/publication.txt
observed b7a6d4a059b160c270326b5524372883...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:47.785008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047033
observed 9c47e1ea062c644d15b9be6e54fe5380...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:47.762969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047033/manifest.json
observed 901860ebaa44f133bed89bda27e8fd80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:47.743325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047033/publication.md
observed 7e4498d95ed11d053bd0df52f6a5d348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:47.722043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047033/publication.txt
observed b7a6d4a059b160c270326b5524372883...
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.