OpenTechnical

OT-2026-000009983

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, vented before set-down, on a tool changer

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-2026-000009983) never changes.

Identity and time

Publication numberOT-2026-000009983 · never reused
Internal UUID01a0ae6b-cb79-75e5-aa2c-6d15567454b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009983
StatusPUBLIC

Content hashes

Canonical text0ca208cc62bf150d3674d319409fbe91556152a57e187e4ce1042db2ea091fc1
Markdowna7632f9229eb6e0ce7847e51de9c378a62b502ad1968ca8ac6a08bb408e0a87d
PDF
Publication page5aea4fbe8a5c628c31aba5322e0e599e199ae2f68737980ac13b2deb83eb28a2
Manifest3be0b286765806b1318f8689aaac1a78e499cd9539c9f35ef39b30bb35e196f2

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
SignatureUCNYRBRuIOZW40FU4GlIDwOBYHdmdom7jrDnS8ANHV5kk/Bk4CfnDnJxlZYVfY0aG1dUr0Vyu7f9mylSjl1aBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:01.653432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009983
observed 5aea4fbe8a5c628c31aba5322e0e599e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:01.633867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009983/manifest.json
observed 3be0b286765806b1318f8689aaac1a78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:01.615102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009983/publication.md
observed a7632f9229eb6e0ce7847e51de9c378a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:01.596479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009983/publication.txt
observed 0ca208cc62bf150d3674d319409fbe91...
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.