OpenTechnical

OT-2026-000061017

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000061017) never changes.

Identity and time

Publication numberOT-2026-000061017 · never reused
Internal UUID01a0ae8b-12f3-7096-aa9f-cbc0cc21f2cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061017
StatusPUBLIC

Content hashes

Canonical text4d3c0abb044a9b95f510656c6bd28ed78d97dae539b813584c78e7976587a1ae
Markdown7dcd6cdf235931fc9263de82bae15b82b49e0f0283c55540120d41050a7216eb
PDF
Publication page932a45c349eed21a88f4a2ef374efdeb5b1984ad9d4fd0cd581d7522b005cf20
Manifest8d7e3bccc3b6cefac37d31e948bf29ecf652aa8f0cfd42f159e4e876f3cafb5d

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
Signature7B81PQoZHYKfrq7Fc3shyRZbjm8o9BBRBbknjF7EQRdJoFHDvPLQhejr/zsJZXdKxTznkWQIbcZmtXodTgqSBg==
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

2026-09-17T10:42:21.594479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061017
observed 932a45c349eed21a88f4a2ef374efdeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:18.658796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061017/manifest.json
observed 8d7e3bccc3b6cefac37d31e948bf29ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:18.638535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061017/publication.md
observed 7dcd6cdf235931fc9263de82bae15b82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:18.602712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061017/publication.txt
observed 4d3c0abb044a9b95f510656c6bd28ed7...
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.