OpenTechnical

OT-2026-000038669

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000038669) never changes.

Identity and time

Publication numberOT-2026-000038669 · never reused
Internal UUID01a0ae78-769e-7728-913d-9fc7c9650858 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038669
StatusPUBLIC

Content hashes

Canonical text6db63953ed8cb9489ae8d97610855aacd95f5543572dc59a0f2d69b78c8e9b49
Markdowne86f3a5fe65346e1d65ef1c905aae9f3a8803b4d314af524c01fe7c0879dcdeb
PDF
Publication page5b3b91077e73a3999e7dbb133e632c90f04217cd061228871344e7635facbda2
Manifest4c3997adb85b7e9cc15bb1a7d2fee7cc2eae1bfec992eca92f238fbc09d30688

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
Signaturex5iFOr9BIzEXfJeL5S7CKhlDYOM80OLdi98gJJ9AdgmwtbBsn9WQkP2Gkxekt2Yjs1vh3dpY73G7S5j7B7rLCw==
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

2026-09-17T11:21:07.985409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038669
observed 5b3b91077e73a3999e7dbb133e632c90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:07.968271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038669/manifest.json
observed 4c3997adb85b7e9cc15bb1a7d2fee7cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:07.949792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038669/publication.md
observed e86f3a5fe65346e1d65ef1c905aae9f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:07.932069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038669/publication.txt
observed 6db63953ed8cb9489ae8d97610855aac...
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.