OpenTechnical

OT-2026-000026555

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-2026-000026555) never changes.

Identity and time

Publication numberOT-2026-000026555 · never reused
Internal UUID01a0ae71-f4a9-7c1c-bf57-8259a9c7be70 · 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-2026-000026555
StatusPUBLIC

Content hashes

Canonical text793c5c1489b65c6edff0b59e22eefdb12f72c27d7d0cad0e3d2da1184e3aabe1
Markdown9062cbe8285f197ffbf3215e996ac9b6a9794961cf0c90d7b842cbbe17b0d0eb
PDF
Publication page01c896f9a3d2f3ef55fcaa1548ce498a7dc3e05b230be73e0634dc7f84b80dba
Manifest7358cb9b21e835cb14e87e6e579a69cfcdad4939b0e4053ff6b7c0ab5f69c13c

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
SignatureGEnzgD9RGv2nAFdeFKQqU14pXdMdwp8hOuKZ732oPUAc0r8aQ1wJ2PnfIMS8sYHr2UXsjtKt2MOpVDDPxSO0Dg==
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

2026-09-17T11:44:41.083102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026555
observed 01c896f9a3d2f3ef55fcaa1548ce498a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:41.068521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026555/manifest.json
observed 7358cb9b21e835cb14e87e6e579a69cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:41.053381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026555/publication.md
observed 9062cbe8285f197ffbf3215e996ac9b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:41.037949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026555/publication.txt
observed 793c5c1489b65c6edff0b59e22eefdb1...
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.