OpenTechnical

OT-2026-000102037

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, 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-2026-000102037) never changes.

Identity and time

Publication numberOT-2026-000102037 · never reused
Internal UUID01a0aea4-50f2-701c-9c0f-65c79a702b5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102037
StatusPUBLIC

Content hashes

Canonical texted3efa6cb7346bc96ac9c5be14fd14ee01c9ce50e3e8fb65b1b0bc1d16b5b35e
Markdown0a55afbfbcddfbd0cd7ff4fd2fc6e0ab1fa4a1f9faef3acd527edd718dbe0184
PDF
Publication page409031befcde068580c4e50d425585cdb716ba4def9f8e7fc6bd95930d238db7
Manifestcda29d948c56f93585115f61b686d398602afb47c3f7d209112773dc50b6d4f5

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
SignatureiEP1tqOrRrHSBqtt19hC2n7SAbxrNx0FxvO20WkwNvEkUxDqPBXNY3Nnxi5JmdjExRFzdTRHgO0RRR5wF2luDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:10.465740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102037
observed 409031befcde068580c4e50d425585cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:10.445944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102037/manifest.json
observed cda29d948c56f93585115f61b686d398...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:10.426648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102037/publication.md
observed 0a55afbfbcddfbd0cd7ff4fd2fc6e0ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:10.409844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102037/publication.txt
observed ed3efa6cb7346bc96ac9c5be14fd14ee...
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.