OpenTechnical

OT-2026-000016402

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000016402) never changes.

Identity and time

Publication numberOT-2026-000016402 · never reused
Internal UUID01a0ae6e-2d12-737b-8b46-f098259d42f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016402
StatusPUBLIC

Content hashes

Canonical text9b6ab1dc14fe0ba0df7ac87f53967099d2f5082d3a81f31a4dc707f071ecb9e0
Markdown90c8c0ea1f952a2c06f96a98d6b9e6ea434390121d8ec46d65573b4b2d464905
PDF
Publication pagea8317e2284dcc8e171ff57da6eb76b5e43e4ed73d5243f842419563d09cf24b9
Manifest709d8928b95697f7df8095f0dd7d49009993750ee3a7c152d7f85e3c6e347921

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
Signaturenz+KlJBCIohKhvBIYK8hd+j0cFo7pijPn8xdGk75auXc7qsnbse80C/o4A7wlVNbAz6/X//JDZM/Rf9BMb3/Dg==
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

2026-09-17T12:04:29.208063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016402
observed a8317e2284dcc8e171ff57da6eb76b5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:29.189580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016402/manifest.json
observed 709d8928b95697f7df8095f0dd7d4900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:29.171872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016402/publication.md
observed 90c8c0ea1f952a2c06f96a98d6b9e6ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:29.151467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016402/publication.txt
observed 9b6ab1dc14fe0ba0df7ac87f53967099...
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.