OpenTechnical

OT-2026-000060287

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum 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-2026-000060287) never changes.

Identity and time

Publication numberOT-2026-000060287 · never reused
Internal UUID01a0ae8a-5a74-72bd-83a7-9d549345ee85 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060287
StatusPUBLIC

Content hashes

Canonical text898f0a9dc6d1dee9c4304dce5a43b707d42609cb6693802d6b2a3156cf1a3d44
Markdown180422bb6721e3d94f1dc8cc77917c3d7210fdab416a0a57889c12e652dd73f6
PDF
Publication page5e7fe467a231dae8d533ca72900b3738ba6b8ba162b87bd754bdfab0e3aaa187
Manifest8a80458c663b2e2c7ed46bf9ecea6fc19a33503e3c56a6107b1d6fa18fee88fb

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
SignaturelRVkkmgK7QdWVZKGC57a3ZC/8HyKMJROjZFaDRFLKTB8w/3cz5fZXsfL+BWQ/+7BXhprAwIRPrVvSJ1CrJHSAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:59.545812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060287
observed 5e7fe467a231dae8d533ca72900b3738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:59.527121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060287/manifest.json
observed 8a80458c663b2e2c7ed46bf9ecea6fc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:59.508377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060287/publication.md
observed 180422bb6721e3d94f1dc8cc77917c3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:59.490025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060287/publication.txt
observed 898f0a9dc6d1dee9c4304dce5a43b707...
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.