OpenTechnical

OT-2026-000043908

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000043908) never changes.

Identity and time

Publication numberOT-2026-000043908 · never reused
Internal UUID01a0ae7b-d678-7987-8f12-aed124898d6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043908
StatusPUBLIC

Content hashes

Canonical text297a6b29a193b304ae6922a7bf5c27631fa8405be86d3cb5640883caab573c03
Markdowna8012f94158500a3839316a21daa6b4e12c3b5a988faa10ef3cffbd11c78db0d
PDF
Publication pagefa407c13da78ecb11f511cd0b669845b57f2d78ee4f5ea183b1fbcb47eee987d
Manifest00e9e063c40940f314ebce0fe812b80b72d46d53abbe56d319359cf182e7f08a

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
Signature9D2EhXIB5NqZBrOwIV0TuxnSpEZU5ERdgR3dFnZpCd9pDL3i0f8NBzxlprbzwhLHfv6tdIx5pw/FovKY1F1zCA==
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

2026-09-17T11:12:14.902248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043908
observed fa407c13da78ecb11f511cd0b669845b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:14.884586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043908/manifest.json
observed 00e9e063c40940f314ebce0fe812b80b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:14.866617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043908/publication.md
observed a8012f94158500a3839316a21daa6b4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:14.848672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043908/publication.txt
observed 297a6b29a193b304ae6922a7bf5c2763...
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.