OpenTechnical

OT-2026-000041615

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000041615) never changes.

Identity and time

Publication numberOT-2026-000041615 · never reused
Internal UUID01a0ae79-e8a0-7703-afb7-2fdb3d9f4aaa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041615
StatusPUBLIC

Content hashes

Canonical texte5f2f9886928ec9f44facd9e5ee85d07cab70f0406efd1b507c76818b5dee78d
Markdownbe6a6cb0a29d79babd50f7742756d231ee4f2194ec36977e431bce811a49853e
PDF
Publication page8a3403a83ef1773ef1a390c53356a292241a3ea696f68c6a6d2674280d5d55c7
Manifest34426e328ba63911f9a0dc4ef37c32b72c7ae405d203500a6ef5b27d72c9609f

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
SignatureuAxjVs3+dUiGv4HUFy/uOTbIqern0/VjPBVOkVefLKXsmSmn48sraSzM+vek9FQAQHEB00QKaDStJb+TioyuBA==
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

2026-09-17T11:16:24.576890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041615
observed 8a3403a83ef1773ef1a390c53356a292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:24.559189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041615/manifest.json
observed 34426e328ba63911f9a0dc4ef37c32b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:24.543577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041615/publication.md
observed be6a6cb0a29d79babd50f7742756d231...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:24.526926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041615/publication.txt
observed e5f2f9886928ec9f44facd9e5ee85d07...
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.