OpenTechnical

OT-2026-000016663

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pulsed blow-off before set-down

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-2026-000016663) never changes.

Identity and time

Publication numberOT-2026-000016663 · never reused
Internal UUID01a0ae6e-5918-7d10-971e-8ecbab029ecb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016663
StatusPUBLIC

Content hashes

Canonical text700d0d3ee8bb10efcd91f8f1d4275ff324ccbafc7f2572f8ae27119063ad02e2
Markdown03194c6194325c10037b22383c5754d2c19f525ad8fb8104720bf6cb1eff4bb0
PDF
Publication page55c9c0dc894be0f1049f4a36ce70c8858e2dd963b449100a8b7172defa2a3598
Manifestbf382452faecb4c8ef68c3e1d84b8f4a983b202df7a10e29e40e49dfc2d365d6

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
SignatureGbgXrSCARYamxO2U1W+dr3EDkErDg++jbt3WLL+NIu1RUA5iPAQpHY0kqclu0UJsKtoVfnL/Nj7t95kg2BLHCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:02:51.896125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016663
observed 55c9c0dc894be0f1049f4a36ce70c885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:51.877951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016663/manifest.json
observed bf382452faecb4c8ef68c3e1d84b8f4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:51.860071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016663/publication.md
observed 03194c6194325c10037b22383c5754d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:51.841034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016663/publication.txt
observed 700d0d3ee8bb10efcd91f8f1d4275ff3...
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.