OpenTechnical

OT-2026-000043390

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, sustained blow-off after set-down

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-2026-000043390) never changes.

Identity and time

Publication numberOT-2026-000043390 · never reused
Internal UUID01a0ae7b-327e-700d-a9df-5da715f48668 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043390
StatusPUBLIC

Content hashes

Canonical text3a6f026e622b87433bd0b67cc7f4c8f0f6c4cb5a2b5a7f43cea7d38e688f7318
Markdown10982aaaa52dec27cdc374e7aba1fc5fac35146c303aebee6b6bbeefaa2df21a
PDF
Publication page3371149234aac919fcd46291a1e4f9041f194c7fee64db67e7d75a5ba9439f04
Manifest4d8b6ee63b6768231e79c9860a59ddeff75c206c067c530185debaad29d37a95

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
SignatureLZzKi0BIB+SCJCy/dfw8hWnNDZPDirRc3hvlGisRrVfotAh69xACbzAIf6T2o+is92T2ZxjR0XEDnhG1A6HiAQ==
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

2026-09-17T11:13:55.359183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043390
observed 3371149234aac919fcd46291a1e4f904...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:55.341846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043390/manifest.json
observed 4d8b6ee63b6768231e79c9860a59ddef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:55.321793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043390/publication.md
observed 10982aaaa52dec27cdc374e7aba1fc5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:55.301715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043390/publication.txt
observed 3a6f026e622b87433bd0b67cc7f4c8f0...
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.