OpenTechnical

OT-2026-000046733

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000046733) never changes.

Identity and time

Publication numberOT-2026-000046733 · never reused
Internal UUID01a0ae7e-d0f3-7679-bb73-c7249c450d5a · 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-2026-000046733
StatusPUBLIC

Content hashes

Canonical textac6195637787b7424478a5a99f0ced8a86bb84674fb438609bb42fdd4f578a53
Markdownb7bc2e019b732ef0fe7c381c504c40dce0a25def351cdbb69dcbde1f43e9225c
PDF
Publication page07e492b1711d0d136b16cd619c7cf7cdd72b72a14a143c91cbe2a2f94426c3fe
Manifestd6aec45cd1993a11f07b8c45adf53cb13b6771709b1cf2b8387f8e900c8d827a

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
SignatureyMlV6zOfamtZWbCRVbdDJHzJRH6BmYuIXv6HMLwUwi2J8Lo7Wj99EniFyKbgRmRVwS/W97GZwswg9ZEocSruAg==
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

2026-09-17T11:06:47.609887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046733
observed 07e492b1711d0d136b16cd619c7cf7cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:47.592431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046733/manifest.json
observed d6aec45cd1993a11f07b8c45adf53cb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:47.573699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046733/publication.md
observed b7bc2e019b732ef0fe7c381c504c40dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:47.555903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046733/publication.txt
observed ac6195637787b7424478a5a99f0ced8a...
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.