OpenTechnical

OT-2026-000013706

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, pulsed blow-off before set-down, on a tool changer

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-2026-000013706) never changes.

Identity and time

Publication numberOT-2026-000013706 · never reused
Internal UUID01a0ae6d-8de8-7e9d-9cd3-abe6d604c2eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013706
StatusPUBLIC

Content hashes

Canonical textcdc145b4998640f9523a368730d8592a201fe5d0896b5dbdb928af6701565ab6
Markdown10f068262d6238fcc7ac9e2e95291b0d18717c34771b37f474efe1e9c9dc18d1
PDF
Publication pageb0cc624f0a8ba1828e5af084764e553294b6c50a97e6d70069c51527c4a7056c
Manifestcf276dfea043c0c243dbe8d58b667d953e2108b83def47951e2c4eb6a1af61e1

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
SignatureSAyoL5zxm/+RrRw2PkMVKQXx3cdlctMVIeAvRzBBiT+VlY8gNQ5pI4cwYlChYq/jlRMZfHkzT7+RDUddSLqHDA==
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

2026-09-17T12:08:39.802345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013706
observed b0cc624f0a8ba1828e5af084764e5532...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:39.784597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013706/manifest.json
observed cf276dfea043c0c243dbe8d58b667d95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:39.766122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013706/publication.md
observed 10f068262d6238fcc7ac9e2e95291b0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:39.748864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013706/publication.txt
observed cdc145b4998640f9523a368730d8592a...
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.