OpenTechnical

OT-2026-000008461

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000008461) never changes.

Identity and time

Publication numberOT-2026-000008461 · never reused
Internal UUID01a0ae6a-e46a-7e46-b07c-aec6be84cb32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008461
StatusPUBLIC

Content hashes

Canonical text2140fe9f95564bfc70a44b6d81a9f4fda9cbe3e66ead1eb3c14c72dfd6cf5d36
Markdown96d0102fd4758b34bf62dc3306d76f04fcf65bb22f85127531dc0de5049c28d6
PDF
Publication page76303bafa8729635196cc903fcf7a0f6801cb864b6b5460b90625b77f040d441
Manifestb08a7b0d909e26dd83d4e99062b38b25d83e6fbe3b31bcfaa626b7d5a730e269

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
SignatureI4CcrePgcezMbQ9FWtosr4uZAWL+9Tq1TfuK1aeb6JfyNt1q1xd7FmJKLl1fMZEDXHGmamYJ0H/mbFyYvY3EDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:20.944566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008461
observed 76303bafa8729635196cc903fcf7a0f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:20.925596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008461/manifest.json
observed b08a7b0d909e26dd83d4e99062b38b25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:20.907213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008461/publication.md
observed 96d0102fd4758b34bf62dc3306d76f04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:20.885173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008461/publication.txt
observed 2140fe9f95564bfc70a44b6d81a9f4fd...
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.