OpenTechnical

OT-2026-000027032

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, sustained blow-off before 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-2026-000027032) never changes.

Identity and time

Publication numberOT-2026-000027032 · never reused
Internal UUID01a0ae72-3453-73ec-8d70-bcdd0d6b9bda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027032
StatusPUBLIC

Content hashes

Canonical textb9aa6dc2cc956b484dfb49f15ce00e1db7a2ff03fb9d0f641c1fff7f1bc5da59
Markdown78efc8be0edc09330a6c59ba04152e775e749cd0c824e87ab50978c7dca1ecc4
PDF
Publication paged0197296cf1e1e4d2b37241846ef69f9af501e134b521ef33f0f2f0d25d592e3
Manifestc766f53ef688a70808da6b72929fffc2b2f0e37de0e7b5f77b969d99ddb312cf

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
SignatureDxoSFKEt6n0LB0rIlxD3EQ/vwiIb+xw677OJibsV/YDgRH9KgS+NV9oFLtMKNRoCmpyEszd16xGSDgJetmvbDA==
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

2026-09-17T11:43:47.111492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027032
observed d0197296cf1e1e4d2b37241846ef69f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:47.094769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027032/manifest.json
observed c766f53ef688a70808da6b72929fffc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:47.078641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027032/publication.md
observed 78efc8be0edc09330a6c59ba04152e77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:47.063289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027032/publication.txt
observed b9aa6dc2cc956b484dfb49f15ce00e1d...
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.