OpenTechnical

OT-2026-000043343

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000043343) never changes.

Identity and time

Publication numberOT-2026-000043343 · never reused
Internal UUID01a0ae7b-327e-7698-863e-fccd3470ad89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043343
StatusPUBLIC

Content hashes

Canonical text768079d99829427fd0889ffe53b9174da753fe17a2fefc80bd095cf5c768fb7d
Markdown92665f6ad68cef8e6f8420ad267d678ff0049e02249ca796e3b79776f42d671e
PDF
Publication page68fdd30e77158a835f05dfda8be8c16cefac84f39e3efff8717072e1f45651d3
Manifest717e4cc053ca00cfebbc20f82bb2bd048ef894c1c9252c92a90548b36e496286

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
SignatureQQv26YvLQmMAgB4UCSFbLIC3OO9sMUS33ce7ZwTl94PqPQe3d/+ym4sgaiH4BVvabHBX+MknAL1srT3TlW2rAg==
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

2026-09-17T11:13:51.417614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043343
observed 68fdd30e77158a835f05dfda8be8c16c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:51.396132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043343/manifest.json
observed 717e4cc053ca00cfebbc20f82bb2bd04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:51.375730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043343/publication.md
observed 92665f6ad68cef8e6f8420ad267d678f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:51.355053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043343/publication.txt
observed 768079d99829427fd0889ffe53b9174d...
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.