OpenTechnical

OT-2026-000016413

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, 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-2026-000016413) never changes.

Identity and time

Publication numberOT-2026-000016413 · never reused
Internal UUID01a0ae6e-2d13-7dc3-83b0-7e5ff26dde27 · 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-2026-000016413
StatusPUBLIC

Content hashes

Canonical text100f7d25b53fd7ccc3ed5e5c26b2e6094e62524e50e514319e984f5c9869fd29
Markdown78461792962189add3f9a5ccbb5a8932d545aa427fc34bb8bec062134418b3f8
PDF
Publication pageadef8c08fbfdc65ead4ae1fff8fd644bb917e2b8e9424c63a84b012a3dc89ef9
Manifest19a0e16d8ed05c10aa12692c0cd8077dcf00c4bba707860ee7d8957e194d52d2

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
SignatureilBB3g8sqUbC1hr4eYwnTCuxdbBLJ16VJsgm+JOM7pB5o4bsgOJzN9s7HPprO+C34KnX98yLdeSUWonLtNO4AA==
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

2026-09-17T12:04:30.072947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016413
observed adef8c08fbfdc65ead4ae1fff8fd644b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:30.052429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016413/manifest.json
observed 19a0e16d8ed05c10aa12692c0cd8077d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:30.032612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016413/publication.md
observed 78461792962189add3f9a5ccbb5a8932...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:30.011484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016413/publication.txt
observed 100f7d25b53fd7ccc3ed5e5c26b2e609...
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.