OpenTechnical

OT-2026-000046813

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000046813) never changes.

Identity and time

Publication numberOT-2026-000046813 · never reused
Internal UUID01a0ae7e-d0f4-7a5e-925c-c0f905f3d29c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046813
StatusPUBLIC

Content hashes

Canonical text56dd4e24b78d6a8bcc13ef6fa87c2c51da0b404263358407e49936931a6fdc70
Markdown54fb2dde7f2ba4d931164f956970f4a9469bab55cc184267209566f84810ec86
PDF
Publication page2ba97faa90dd36b2644cf5605c485ffc20e5936cfba38920d8bdbfe6cf23ebb3
Manifest26821374e5bfb194444761cfc3925d0c986ee5717102f4d49628bcc6e8f470f5

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
SignatureQUv+PPncRzqblqbuPe+2cRLm4smN6qxERASEYFRD1rQ+gLrgKEnJJ02e6ysRCvFZiU5SkAqvIxRt2yBwiSpFDg==
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

2026-09-17T11:06:54.212916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046813
observed 2ba97faa90dd36b2644cf5605c485ffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.193408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046813/manifest.json
observed 26821374e5bfb194444761cfc3925d0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.174702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046813/publication.md
observed 54fb2dde7f2ba4d931164f956970f4a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:54.154226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046813/publication.txt
observed 56dd4e24b78d6a8bcc13ef6fa87c2c51...
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.