OpenTechnical

OT-2026-000005767

Publication integrity record

Vacuum cup gripper, two outlet manifold, plant vacuum fed, sustained 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-2026-000005767) never changes.

Identity and time

Publication numberOT-2026-000005767 · never reused
Internal UUID01a0a944-265f-71e1-b858-20cd3b6b898d · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:10:10.915016Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005767
StatusPUBLIC

Content hashes

Canonical texta426747e4ed46d2f44521fb6e99f8e4708ec626f94ae03c1b4c87f6756b46d31
Markdown7b3eefc55ac840191b3cef449b5beb5d8f084fcc4124adf9305d099fc4eb12bc
PDF
Publication page4a02c946b381ddeb844979c557b87a2a5275c01b963660f8bae2619a0833c20d
Manifest33154a44509c46104bc3e0faa112fbb72a8e464951bf07c6c8ebd0f4820e0806

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
SignatureOOWD1ESKtXMLkQTf0KezbM7+hYywbg4751+Oy/oK/RsG7at6UIGb0Fb8UtYPBM9OnYDLzEakKa8bzVhLFVq8Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:35.198835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005767
observed 4a02c946b381ddeb844979c557b87a2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:35.187147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005767/manifest.json
observed 33154a44509c46104bc3e0faa112fbb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:35.173919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005767/publication.md
observed 7b3eefc55ac840191b3cef449b5beb5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:35.160169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005767/publication.txt
observed a426747e4ed46d2f44521fb6e99f8e47...
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.