OpenTechnical

OT-2026-000003657

Publication integrity record

Vacuum cup gripper, two zone face, three outlet manifold, ejector fed

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-2026-000003657) never changes.

Identity and time

Publication numberOT-2026-000003657 · never reused
Internal UUID01a0a90a-a91a-72dd-8dd8-60c0c45c2863 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:23.292904Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003657
StatusPUBLIC

Content hashes

Canonical text5abcfd86f386aa3f6bdbbd45fd28ddd72e85902865b670c96ed49abec36b07db
Markdowna7b0c2455787bc074befd463067a6eef2a893380ce80c9a96f5bdd118a37d87e
PDF
Publication page0f907db666547da3e9313e09ce71648aeda25f0cba0b1f2161fad21376b84979
Manifestd4e0010316d9294faed0e357a65bcf9ebc2a243c42ac66cdbe3ecc08ffe0e76d

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
SignatureO/oTill8wCHiTr6nsdLonGcD+u5HwjdC/YnDYgIrRmeCnQhPHQBrbaVB81H87HAor+RI0TKc0hrvembC1Q+JCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T08:20:36.910849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003657
observed 0f907db666547da3e9313e09ce71648a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:36.894913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003657/manifest.json
observed d4e0010316d9294faed0e357a65bcf9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:36.875503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003657/publication.md
observed a7b0c2455787bc074befd463067a6eef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:36.737825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003657/publication.txt
observed 5abcfd86f386aa3f6bdbbd45fd28ddd7...
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.