OpenTechnical

OT-2026-000026255

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pulsed blow-off 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-2026-000026255) never changes.

Identity and time

Publication numberOT-2026-000026255 · never reused
Internal UUID01a0ae71-f4a5-7432-acb1-c12fd64e2f2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026255
StatusPUBLIC

Content hashes

Canonical text940c82a1fb06ebe097b10c6150e82d75d5c73bc9f833823862689881c7b26f01
Markdown197865f81904e7dbc4e5b53b13b1c55c1e029b656aee7752b12b21b483078d18
PDF
Publication pagede8171ab6fc726c4d1e8646e43236360abcfd79d0101ca3f6c8f8acbf7c2e7c3
Manifest06d209736a6f90f933a2565123302a7da414cc69a362d95e1911b80bc75b96cf

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
SignaturegubFJciwSXzlfiDlv4XO4IcPttiYZeEwF82R9hux77QsMRScYn/a1vhx5CEiZQbRWqo6qTgel/gYEYLwb6nnDg==
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

2026-09-17T11:44:11.954484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026255
observed de8171ab6fc726c4d1e8646e43236360...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:11.938277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026255/manifest.json
observed 06d209736a6f90f933a2565123302a7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:11.921205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026255/publication.md
observed 197865f81904e7dbc4e5b53b13b1c55c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:11.903640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026255/publication.txt
observed 940c82a1fb06ebe097b10c6150e82d75...
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.