OpenTechnical

OT-2026-000030290

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000030290) never changes.

Identity and time

Publication numberOT-2026-000030290 · never reused
Internal UUID01a0ae73-e501-7c11-a9a1-6c567b8d0afe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030290
StatusPUBLIC

Content hashes

Canonical text06c18ea5af351ad1319853feeacc33d71a24f1be2f32aae1e896c06ed9b97846
Markdownc111fab3163bfed7d6aaf7cfcafca14d3565b62dc2bec7e5fa2c98f05326f187
PDF
Publication pagebc3292377da46fa2c77391a136ef22776c75995c6d18040b0fb2a0991910c819
Manifestd05b879ab308685a95a50cffac2ae1dc8698702420fd6658244625ffc9090bab

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
SignatureYxzCIxQ+F5lsCIWRwnCcfsio6blV4HvxHiyuo1z4QlG4pOFSYF6cdftmoExBmV2eIDrIFZptMarlqtcplr8+DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:37:57.592748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030290
observed bc3292377da46fa2c77391a136ef2277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:57.571977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030290/manifest.json
observed d05b879ab308685a95a50cffac2ae1dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:57.550520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030290/publication.md
observed c111fab3163bfed7d6aaf7cfcafca14d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:57.531263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030290/publication.txt
observed 06c18ea5af351ad1319853feeacc33d7...
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.