OpenTechnical

OT-2026-000008226

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, pulsed blow-off after 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-2026-000008226) never changes.

Identity and time

Publication numberOT-2026-000008226 · never reused
Internal UUID01a0ae6a-908d-78b5-87bb-43491703ca4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008226
StatusPUBLIC

Content hashes

Canonical text44036f05f6ce24179deafcab947ecb506b96c508a744df388d5ee63638a2d664
Markdown0b67d6cc2969ebf84e1007d727a206333893a4438143284cd3807b49a05def34
PDF
Publication page9c0ee033726b25e4b31e0f00f80773f59b59c1c524cf66d27c70e095fbef31a5
Manifest1a8a613498c6de6c39865e517f218c256a17e3517fa5f7c84664e1cdaa36a0e3

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
SignatureJgWABmZlHkt1Ys2e9TpK9gFRcK9O2O4DBbiZ6XodnkeilMKaf1UUrfbAisRSKOQcwuHPlMrCfq5jznHjWubKAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:38.699447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008226
observed 9c0ee033726b25e4b31e0f00f80773f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:38.680911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008226/manifest.json
observed 1a8a613498c6de6c39865e517f218c25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:38.663963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008226/publication.md
observed 0b67d6cc2969ebf84e1007d727a20633...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:38.647123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008226/publication.txt
observed 44036f05f6ce24179deafcab947ecb50...
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.