OpenTechnical

OT-2026-000016904

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000016904) never changes.

Identity and time

Publication numberOT-2026-000016904 · never reused
Internal UUID01a0ae6e-591a-7a20-8a4f-cde3f0035e63 · 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-2026-000016904
StatusPUBLIC

Content hashes

Canonical text49aa8f81b1669a3112fe107a051bd69f412eac76ddd145f535e989e6f8b00066
Markdownc7b22572f1bdcbd430b26a3152abf7febe759be5e8d875fbd65b2a09deece134
PDF
Publication pagedaf4eae16cea8cc6203d022cbb59d65202cb1996edb53bd49862284c0c264bc3
Manifest16db8e8faa758b20d370ac286f9f21bd31a0e0cfd2476f5791c4106cc1b874e6

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
Signature/SBZht1GuYZoKw+uZeF+1eQpdzPdP6Yc2ePmW1PDFC9wG6+mI42DutxBq3ZdQ6gyoHJ4TRDuSPYxRuSqvSRDCg==
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

2026-09-17T12:03:10.909668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016904
observed daf4eae16cea8cc6203d022cbb59d652...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.893449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016904/manifest.json
observed 16db8e8faa758b20d370ac286f9f21bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.876974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016904/publication.md
observed c7b22572f1bdcbd430b26a3152abf7fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.859261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016904/publication.txt
observed 49aa8f81b1669a3112fe107a051bd69f...
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.