OpenTechnical

OT-2026-000070934

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, vented 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-2026-000070934) never changes.

Identity and time

Publication numberOT-2026-000070934 · never reused
Internal UUID01a0ae91-8c2d-7f6b-b1c2-179ed2a491b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070934
StatusPUBLIC

Content hashes

Canonical textf257ce93c25ef73f1a64a12e821dcd5424f9cbca9d3264bd5d9cdf609295632d
Markdown4aaab1509f7f36abcef1ff03b31f301c5928e7c14eeb9a56ddc7dccda373b776
PDF
Publication pagef65f45799ed3390179b88a82b14d04d9e884b2fbb7763199ef04bb01184c3dc9
Manifest1ef1685e63712f5da2302521c4bab68115bf19eb00dc1f849f87fa33297207e2

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
SignatureQp3crWZ2MgKbwonnsSV/QApENK4qYA6HHUQ5PIFOVvgpN1jaZji2SsguUuQ2XqbvO+YbRz9wzyXSMd/GXqjtAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:25:46.091707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070934
observed f65f45799ed3390179b88a82b14d04d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:46.075873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070934/manifest.json
observed 1ef1685e63712f5da2302521c4bab681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:46.059325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070934/publication.md
observed 4aaab1509f7f36abcef1ff03b31f301c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:46.042387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070934/publication.txt
observed f257ce93c25ef73f1a64a12e821dcd54...
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.