OpenTechnical

OT-2026-000097654

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000097654) never changes.

Identity and time

Publication numberOT-2026-000097654 · never reused
Internal UUID01a0aea1-92f3-7495-ae63-d722e4e8593d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097654
StatusPUBLIC

Content hashes

Canonical text3d29fe06fd36d21ff821097f726934c213c5028f9ee52a57940fef8af8dac105
Markdownb9fc41b08f8726dc7b785dc13142ce2ab72992b1a8c1a6a6866d085068b8d90c
PDF
Publication page4b934de2de24e1ed89cc0c95bc2e75b461c9126094c5f8383ba15680a0f4d54b
Manifest308ed8ffa6a53507f41393098b72b3f7106ab017c807f2a7a631918bc2ce0636

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
SignatureSV6UGJ0vmFbGf7QUaYkVmCN7SvIoZfuE0XK8NAPk0LTXsbFl+hsCMOAXYiR+WaDeW/Y8neyK8gTjeev7It9TBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:40.120734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097654
observed 4b934de2de24e1ed89cc0c95bc2e75b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:40.103600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097654/manifest.json
observed 308ed8ffa6a53507f41393098b72b3f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:40.085284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097654/publication.md
observed b9fc41b08f8726dc7b785dc13142ce2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:40.067962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097654/publication.txt
observed 3d29fe06fd36d21ff821097f726934c2...
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.