OpenTechnical

OT-2026-000016613

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000016613) never changes.

Identity and time

Publication numberOT-2026-000016613 · never reused
Internal UUID01a0ae6e-5918-7587-a3b0-7725999fa436 · 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-2026-000016613
StatusPUBLIC

Content hashes

Canonical textcf696f24b2ee6df2a158e8957bbfe63e158ead2468c0152912be409162dcb174
Markdownd30755a2c4287aac57c76bbd7216baa563af5a2695895f92b8b2247955d782bd
PDF
Publication page281ff365768f0977ae4c3829f1dfaae76ee5e2171524aed79d80b8812f5f9fc0
Manifest46160e74c49d8afd5215849fa47e3e0a514c8ee7ab1f07522cdd1e853e14cd9c

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
SignatureniPJ8UhjfUOzWcrQW7UzbJtvy1xFADiz41XutYDJnH3coVhnb2mtnowuvSiVCDuPpd5BeUCY/0STY/qz/mswAQ==
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

2026-09-17T12:02:47.944840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016613
observed 281ff365768f0977ae4c3829f1dfaae7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:47.926733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016613/manifest.json
observed 46160e74c49d8afd5215849fa47e3e0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:47.907716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016613/publication.md
observed d30755a2c4287aac57c76bbd7216baa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:47.889147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016613/publication.txt
observed cf696f24b2ee6df2a158e8957bbfe63e...
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.