OpenTechnical

OT-2026-000046609

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000046609) never changes.

Identity and time

Publication numberOT-2026-000046609 · never reused
Internal UUID01a0ae7e-57de-79b0-8798-9dd585c2da7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046609
StatusPUBLIC

Content hashes

Canonical text4f41a9ea514df7d446bf62052beae9ce5d1a4499e6856b1c5c61096020ebf7d6
Markdownffb89efe1efa97304fff545e666265153905aa7e833e30d431612f9b370bbc9d
PDF
Publication page82479dc5d69e0c9408eac6016838647023f4ff45654aea8094c25ddf506ef79d
Manifest6adcef8b647fc901480604f0d9ba1861729d9ff3b9bebcfa60505cb9567736b1

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
Signaturemfv/QFT6ffBn+P1Uhw3kQRIO7KouO78c1wBokY5PKoKzVEQdo8SfL1J2YvreiAA9gbXAwjX6V67pzyYdGGULDA==
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

2026-09-17T11:08:41.288527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046609
observed 82479dc5d69e0c9408eac60168386470...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:41.268326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046609/manifest.json
observed 6adcef8b647fc901480604f0d9ba1861...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:41.248717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046609/publication.md
observed ffb89efe1efa97304fff545e66626515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:41.229343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046609/publication.txt
observed 4f41a9ea514df7d446bf62052beae9ce...
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.