OpenTechnical

OT-2026-000006592

Publication integrity record

Vacuum cup gripper, pump fed, sustained blow off before set down, silicone cups, oval form

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-2026-000006592) never changes.

Identity and time

Publication numberOT-2026-000006592 · never reused
Internal UUID01a0a960-a731-7028-b1ed-255dbb0e23d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:41:18.900556Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006592
StatusPUBLIC

Content hashes

Canonical text5275c1158a31ee785c4b59863d5c07b2b8f00bf3be5d3dda5149f7ba1f9e68f7
Markdownb705b6be2db52e9d0c5d681e3a1630b37481bb36241a687d631b14fe26936cd7
PDF
Publication paged3c88fba3220052f1c4e37c2614187b47dbac5f805a1cb595235779f222f0b18
Manifest4d9443649d1631487edf65ed14f47d9168549fcd65aca60d280ba6f1cfbaaa1d

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
SignatureNZJXHYM9SDyW7Vr2X2J0Iyqa2wVotn+XyWmgxjp/+U5RwbPdeWqKqgjVRLZG3f0L2j3l+7/4fJLrV7jLbYWqAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:50:27.484881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006592
observed d3c88fba3220052f1c4e37c2614187b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:27.472232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006592/manifest.json
observed 4d9443649d1631487edf65ed14f47d91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:27.458334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006592/publication.md
observed b705b6be2db52e9d0c5d681e3a1630b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:27.444226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006592/publication.txt
observed 5275c1158a31ee785c4b59863d5c07b2...
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.