OpenTechnical

OT-2026-000060045

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, vented 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-2026-000060045) never changes.

Identity and time

Publication numberOT-2026-000060045 · never reused
Internal UUID01a0ae8a-5a70-7dfa-a684-1b02709e904b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060045
StatusPUBLIC

Content hashes

Canonical text88414ff999f0abaf1835d1871e8888885165e57a47f8135bb2a7c8fcb0b11098
Markdownf0a34ca670348e221b20f855dfd4a4157ca052f0e164a6fab4322a7cc8514f81
PDF
Publication page356185fea49a55103e802a033bbf189f8d58260f08e65dabbf6b124a30b547cc
Manifest7481f5cbbcdd5e470945f375bdda87770b4d98db44ead16a3e30ffe029cd6beb

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
Signature1n72DC94MBNZiWWdZ+Q9Nuh82NeG2vK1lBADj9MvPx1L8QKoPc5GF97mrQ4d4eO6fvoncz3sA7MvjbP1C9ijAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:40.010754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060045
observed 356185fea49a55103e802a033bbf189f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:39.993863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060045/manifest.json
observed 7481f5cbbcdd5e470945f375bdda8777...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:39.975633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060045/publication.md
observed f0a34ca670348e221b20f855dfd4a415...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:39.958267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060045/publication.txt
observed 88414ff999f0abaf1835d1871e888888...
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.