OpenTechnical

OT-2026-000061109

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, vented 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-2026-000061109) never changes.

Identity and time

Publication numberOT-2026-000061109 · never reused
Internal UUID01a0ae8b-137e-7e77-b5fd-fe715b1a9ac9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061109
StatusPUBLIC

Content hashes

Canonical textd40f451004821453f04b58ec77b35a1f9e3b5f8f8250cd3ac86666e455eb443c
Markdownc5cca369d4c5eb504249c77e26787d33cf91b401c03955676530714dd77ea0b6
PDF
Publication pagec4a92fe4a7cee1e0e4de0ac0622956b6d603b426089af4d0b0befe886ab787c6
Manifestb813a31dd6d5060a5edd19c96e03cfb9d3017bcbf634ea70eeae251deb17e5b3

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
SignatureiuiQ3ChsJiIQiBO2AO4Ft4C5F0LAGxaZDrX0pT/9oHpLepecs9m2JKWV5iSZVMlt92ZCEsAbBQeqCjNmQphfCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:28.846193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061109
observed c4a92fe4a7cee1e0e4de0ac0622956b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:28.826232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061109/manifest.json
observed b813a31dd6d5060a5edd19c96e03cfb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:28.807782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061109/publication.md
observed c5cca369d4c5eb504249c77e26787d33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:28.790979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061109/publication.txt
observed d40f451004821453f04b58ec77b35a1f...
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.