OpenTechnical

OT-2026-000006508

Publication integrity record

Vacuum cup gripper, three zone face, two outlet manifold, ejector fed, vented 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-2026-000006508) never changes.

Identity and time

Publication numberOT-2026-000006508 · never reused
Internal UUID01a0a95d-aba9-78bc-a66d-3c210adfe367 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:38:03.435910Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006508
StatusPUBLIC

Content hashes

Canonical text031660ea60a4c4a2b5b13af097fae9fdfc9bec195f6238c6fe8ef4dda6de1f80
Markdownf06504837aa989dba6bfcd5487d688f61d611e60e6f8a3d4fdf9a2f570f79946
PDF
Publication page255c6ad50fcae77211e7b4ad37887f26494cd2e1b6c61fefc4866cd0a7d920fe
Manifest4dec25e989b9f7ffca0fe8720045cf44f104fb2a54f9c4ddf45e9017b036f538

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
SignatureksFmMpIej2AM3noFJciCBUVhDV3KrU5aVfFzLMgWxv2ZIQSnnNFNSsjGnocDiQEHlKwn3fXYatoHU52b0qtVAw==
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

2026-09-16T08:40:09.433389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006508
observed 255c6ad50fcae77211e7b4ad37887f26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:09.420166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006508/manifest.json
observed 4dec25e989b9f7ffca0fe8720045cf44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:09.406289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006508/publication.md
observed f06504837aa989dba6bfcd5487d688f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:09.393192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006508/publication.txt
observed 031660ea60a4c4a2b5b13af097fae9fd...
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.