OpenTechnical

OT-2026-000025752

Publication integrity record

Six bellows cup vacuum gripper, six 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-2026-000025752) never changes.

Identity and time

Publication numberOT-2026-000025752 · never reused
Internal UUID01a0ae71-a83d-79f5-ba0c-c747e5a2f584 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025752
StatusPUBLIC

Content hashes

Canonical text2b1cda9dc3e9aa9243d5d90e0000b98d70135d50031a22934bf2a7247f665022
Markdown2738488916bd2dc31ceaacb072ee27abe1ef96fea63d6791a73ae6f05570e8ac
PDF
Publication page939d0efbf73dab2cd064eafcc67ae219eff213ea5a203039f35a5e041444f0f2
Manifest2de5a88c8b4dfc3700e81ef1b2b8de7935bd835ae2f5e684991cf0f15b61ecf3

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
Signature2bHEQjFdhYkIhIcmbBxyyqNkX/xXdbUzNXrQOd7MKM35I/k2t7eHCn5zJDvtph875MUhkg6eAw0hW1gYW5mKDA==
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

2026-09-17T11:45:57.169810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025752
observed 939d0efbf73dab2cd064eafcc67ae219...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.152191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025752/manifest.json
observed 2de5a88c8b4dfc3700e81ef1b2b8de79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.135697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025752/publication.md
observed 2738488916bd2dc31ceaacb072ee27ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:57.117479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025752/publication.txt
observed 2b1cda9dc3e9aa9243d5d90e0000b98d...
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.