OpenTechnical

OT-2026-000060737

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, vented 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-2026-000060737) never changes.

Identity and time

Publication numberOT-2026-000060737 · never reused
Internal UUID01a0ae8a-b7ce-7a14-a4b2-4e58347b3f7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060737
StatusPUBLIC

Content hashes

Canonical text5adbef574afa2844b7f8614c17dfeee39b784523140532f077eaf827dc1b5162
Markdowne4739bc37024b31ee35392d87e4c706f7535d8d0da89f10843fc2e084719a0d5
PDF
Publication page75841ef761265eba86aaf4a8e20b4aefa79f4135b943377ca5c7ac976820a81f
Manifest022f9a72532c44c88b1bb20071beeb32a165636b67db8ac82587483ffb93858c

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
SignatureQ7mI5uUdeyWk3MHV7Lw/JB+jdCzdCeYsHHJn0sjTlo+tUeqPLOGq4wZvkCXZHZeSN2tHjtTtc/O5IWxvD/UzCg==
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

2026-09-17T10:43:28.277789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060737
observed 75841ef761265eba86aaf4a8e20b4aef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:28.260700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060737/manifest.json
observed 022f9a72532c44c88b1bb20071beeb32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:28.242500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060737/publication.md
observed e4739bc37024b31ee35392d87e4c706f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:28.224994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060737/publication.txt
observed 5adbef574afa2844b7f8614c17dfeee3...
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.