OpenTechnical

OT-2026-000016741

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000016741) never changes.

Identity and time

Publication numberOT-2026-000016741 · never reused
Internal UUID01a0ae6e-5918-79fe-9773-dca8b69d43c0 · 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-2026-000016741
StatusPUBLIC

Content hashes

Canonical text19172c7552736f6c18544b816476c0dd74b56b7f3d79ffd11c8b098d33d898ff
Markdownf142871b610ef670c2fa2ac9377fc6c3fc7ff4036b510de00b24f8017726cd3a
PDF
Publication page4737d87938db7e5c7e8c101b9cde9681a301f3add76332263595601664eb76fe
Manifest21d3cdcf0d9116a714627385e03ff44ec1b2e055283935f1b59808766cbcbd65

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
Signatured6mOnlLIAfsxKsLAxCfhYvzZWnawQsmR+ZR321lkIA6QJFZz9ONXg9UvF9gPgbZqfXgf33tXdiaF4l5UKOvKBQ==
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

2026-09-17T12:02:58.397584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016741
observed 4737d87938db7e5c7e8c101b9cde9681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:58.380806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016741/manifest.json
observed 21d3cdcf0d9116a714627385e03ff44e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:58.363698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016741/publication.md
observed f142871b610ef670c2fa2ac9377fc6c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:58.347332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016741/publication.txt
observed 19172c7552736f6c18544b816476c0dd...
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.