OpenTechnical

OT-2026-000035838

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000035838) never changes.

Identity and time

Publication numberOT-2026-000035838 · never reused
Internal UUID01a0ae76-b4c9-77de-9f1f-dd8b3f4bfab4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035838
StatusPUBLIC

Content hashes

Canonical text49eda786d87c9f2f459325f68b88fa67d7154051fc2f70e104ebfc9efe4dbd8a
Markdown985a98d7bc169e78660749823ba46d106130c97860fd20d7682074dd9ae90d2e
PDF
Publication page6a1c4128b588df562804020da1525d1d3e27e61c9f0753b804cc5f3a7e71a249
Manifestc103d8e2d3f35466111659a0b7ac5b1e7716794755475dcae5067d55dc8dfddb

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
SignatureKTFiwTg+x2XBBDRjz/jGYLZtM1/ivJR97jvZXzg/u5IB1KnUWU1o4SYYvZKr/Y5v4sMsqcbp9LIxjlMZSlLJCQ==
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

2026-09-17T11:27:33.682293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035838
observed 6a1c4128b588df562804020da1525d1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:33.665114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035838/manifest.json
observed c103d8e2d3f35466111659a0b7ac5b1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:33.647588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035838/publication.md
observed 985a98d7bc169e78660749823ba46d10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:33.629622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035838/publication.txt
observed 49eda786d87c9f2f459325f68b88fa67...
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.