OpenTechnical

OT-2026-000014865

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000014865) never changes.

Identity and time

Publication numberOT-2026-000014865 · never reused
Internal UUID01a0ae6d-d094-748a-af9c-9a9dbc94dd67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014865
StatusPUBLIC

Content hashes

Canonical texta3a1002c436dc6342d6a77a698dfd0c106f2303505f434ece51ef69b352c4e11
Markdown1425495281a9d3a4672fc32906cab7797c6f9bfff9cbe761f28f6e8ac9667824
PDF
Publication pageedc28ac550753b2c59ec041e67db227468ea8f14ca48f59f06b9f1f75e390f76
Manifeste13fbad79346835ddc0fdd95b15b49ccf8f22441dcd6539fa93cf7d9a6ea1bfb

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
Signatureri2m1JkOboTOV4HAYfOsH+PZmX7H9kQoYl3Xdcxavg0cshSopraG794T556ZHNJmke9RQSpiPbmDXoj7QFH6DA==
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

2026-09-17T12:06:47.127203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014865
observed edc28ac550753b2c59ec041e67db2274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:47.109762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014865/manifest.json
observed e13fbad79346835ddc0fdd95b15b49cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:47.091512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014865/publication.md
observed 1425495281a9d3a4672fc32906cab779...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:47.049102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014865/publication.txt
observed a3a1002c436dc6342d6a77a698dfd0c1...
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.