OpenTechnical

OT-2026-000026567

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000026567) never changes.

Identity and time

Publication numberOT-2026-000026567 · never reused
Internal UUID01a0ae71-f4a9-7f84-ade4-78153eadf332 · 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-2026-000026567
StatusPUBLIC

Content hashes

Canonical texta3f0ff85ee6b5513f4f7f0a095dcfa76263d25c5ce5118fa1ba113f66911c882
Markdowna84d4b3d7b3f569d9fb58e96def9ac304aab2228d3efceea0acba1b47dd2a9be
PDF
Publication pagecdbf5d01943413ed16add34dd7f42f2d5db2d8b5ad6ccd505dcf2eceef1926d4
Manifest3121d9a0822031bfa1cd3c724e54e95d67a4fb06b1287401f0269c6f86662e90

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
SignaturesWcvv8hfXuHZvzqmdvJ69nizUi4k7qKRxlU3s3CteL7fte6WmJ7wAgbW951o+zZkRGA8/kLSqZMC1l1wHiUpCw==
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

2026-09-17T11:44:41.802062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026567
observed cdbf5d01943413ed16add34dd7f42f2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:41.786300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026567/manifest.json
observed 3121d9a0822031bfa1cd3c724e54e95d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:41.768896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026567/publication.md
observed a84d4b3d7b3f569d9fb58e96def9ac30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:41.752233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026567/publication.txt
observed a3f0ff85ee6b5513f4f7f0a095dcfa76...
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.