OpenTechnical

OT-2026-000024171

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single 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-2026-000024171) never changes.

Identity and time

Publication numberOT-2026-000024171 · never reused
Internal UUID01a0ae70-e8c7-7aab-b9b4-a48bee99cf72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024171
StatusPUBLIC

Content hashes

Canonical text1c02e4eab03ee1e13c17e8a4c0dbb68246e5ab650cab22becebc69bcafa170a3
Markdown3afcdfc6fb9ad69e8fd6f3348f5244c7b18e0a9232256400e4039ec970bac074
PDF
Publication pagebff1822707df728475ed9ac3a4f0b59df8a9efa503cc1aa44d4b0ab1acedeac8
Manifesta4ea61ae7f49f1f893b91f96b7e6ba667bd2c9474609f2032b05173eb02234ee

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
SignatureVu+Wg/9WupbNjS4AD5/ljXPg5gYg+ayuLSsB62/Z+yvSoP911+Cq1iIOxuKVceZJ2YwxNuGjgr3G8xHr75/PBA==
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

2026-09-17T11:48:37.429116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024171
observed bff1822707df728475ed9ac3a4f0b59d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:37.411693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024171/manifest.json
observed a4ea61ae7f49f1f893b91f96b7e6ba66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:37.393829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024171/publication.md
observed 3afcdfc6fb9ad69e8fd6f3348f5244c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:37.376192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024171/publication.txt
observed 1c02e4eab03ee1e13c17e8a4c0dbb682...
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.