OpenTechnical

OT-2026-000006005

Publication integrity record

Vacuum cup gripper, two zone face, three stage ejector, pressure verified, 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-2026-000006005) never changes.

Identity and time

Publication numberOT-2026-000006005 · never reused
Internal UUID01a0a94c-0268-7459-ba71-b4e5570be831 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:18:45.995726Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006005
StatusPUBLIC

Content hashes

Canonical textadfb234cbcd1cf4347003bb27aa4ca3075f4204452fb65e183492c5529d89506
Markdown470f51df02a3391f542b6b2e1855e822f8475a0e1b792ade79f7509ab2a474f1
PDF
Publication page53d91cad8a7e2f3dad3c1b91c672956eb4262b86d02b51643a0007c0a41c4c81
Manifestfde0659c7fe209ece1d93dc3ee58db5bc93f32bcd52d90ed9cc24e28ba14deb2

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
SignatureluK1NoBLd6zfWjnQeZlLfGhf+haBpD4Zkf3MRpFKQOpe4QZaYZBJE2SJxQuC1/+ZMW5Ew3toL2ee7vpwa0/XBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:06.682044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006005
observed 53d91cad8a7e2f3dad3c1b91c672956e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:06.666665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006005/manifest.json
observed fde0659c7fe209ece1d93dc3ee58db5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:06.652105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006005/publication.md
observed 470f51df02a3391f542b6b2e1855e822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:06.639864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006005/publication.txt
observed adfb234cbcd1cf4347003bb27aa4ca30...
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.