OpenTechnical

OT-2026-000012316

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, pulsed 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-2026-000012316) never changes.

Identity and time

Publication numberOT-2026-000012316 · never reused
Internal UUID01a0ae6d-39f6-732c-bd73-9f6b53fdd24e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012316
StatusPUBLIC

Content hashes

Canonical text363eac2ecbda36aa27d30c9b44d74883e415ca3b38dee437d13da1bc41e39905
Markdown5cc4f80342f82ec790450d798fda1890c3324a436e60159b5dc18c6b1cd032df
PDF
Publication pagea711cece744f60ad2d097a0c08bb604f35245761caa41967ff496442930cc884
Manifestf750ccb15c7a02f4130ba0e5a98ce9afbba9c3550f51dedd0945b4f1be1e85d5

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
SignaturebCj/sLv/SBeSTaLulyi+wiVP29omN/886gKAOV4QZPx6qgG5dF7noKVF9URVovejBIy1ntg5WhbwWbxZTRrwAA==
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

2026-09-17T12:11:15.808369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012316
observed a711cece744f60ad2d097a0c08bb604f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:15.790779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012316/manifest.json
observed f750ccb15c7a02f4130ba0e5a98ce9af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:15.771049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012316/publication.md
observed 5cc4f80342f82ec790450d798fda1890...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:15.750077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012316/publication.txt
observed 363eac2ecbda36aa27d30c9b44d74883...
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.