OpenTechnical

OT-2026-000060753

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000060753) never changes.

Identity and time

Publication numberOT-2026-000060753 · never reused
Internal UUID01a0ae8a-b7ce-76c2-a92d-3dbfdf4e41ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060753
StatusPUBLIC

Content hashes

Canonical texte949eb4138b2050fac61915a013df4d5e04cdd10254a9fdabc5a6fd7667ab816
Markdown60bab96a6533919c489af1ad9479f7b60eebcc82ffeb5c7176416899c1e75738
PDF
Publication page8957799f0004a8cede29c822241a545aefd295eb2b985a2c5b05b97aff62880e
Manifestb9f6c8a1acc5db96d8ea4a3b69d15781b32286682f859ed359b705a0856196f5

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
SignatureOggd/FNagjumvXtYJ/H0ZEyum5+BazYto+iuHZP19GWTgEBhnkdNRSL9LigP9k6JWiGL1+YjsSp5/MnUwcPcAw==
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

2026-09-17T10:43:29.405541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060753
observed 8957799f0004a8cede29c822241a545a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:29.388907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060753/manifest.json
observed b9f6c8a1acc5db96d8ea4a3b69d15781...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:29.371727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060753/publication.md
observed 60bab96a6533919c489af1ad9479f7b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:29.354198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060753/publication.txt
observed e949eb4138b2050fac61915a013df4d5...
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.