OpenTechnical

OT-2026-000069606

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000069606) never changes.

Identity and time

Publication numberOT-2026-000069606 · never reused
Internal UUID01a0ae90-b52c-760b-9527-5ba84eabe700 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069606
StatusPUBLIC

Content hashes

Canonical text13885251dd782e4e4b51da71dce4d2c60d412e1a280110606a6a7cc67a4aa8d0
Markdown5ab2ae357d2148599c48c45d11b8d1e3b35427e446630660ad7ca2254451cadd
PDF
Publication page3eb43316fb1c9886dbe32205138f0d306539dbd9636325f7d6867b759e8f606a
Manifestd1f795d4ac4e5f9e8cbe3b9ff2e2d777ee8926dfcfa1d02cbbd5c0b045c5cfd8

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
Signaturel1EdqH87LJBAApi0NVyY8tuW58HP9zbCpB2/p5987Xrs0NPFP5r2WGVwOQG9a+vLk0jd5U3riEd4mb+x9Z33DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:36.203009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069606
observed 3eb43316fb1c9886dbe32205138f0d30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.183618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069606/manifest.json
observed d1f795d4ac4e5f9e8cbe3b9ff2e2d777...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.159819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069606/publication.md
observed 5ab2ae357d2148599c48c45d11b8d1e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:36.133082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069606/publication.txt
observed 13885251dd782e4e4b51da71dce4d2c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:09.274111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069606
observed 3eb43316fb1c9886dbe32205138f0d30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:09.253846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069606/manifest.json
observed d1f795d4ac4e5f9e8cbe3b9ff2e2d777...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:09.221835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069606/publication.md
observed 5ab2ae357d2148599c48c45d11b8d1e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:09.190272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069606/publication.txt
observed 13885251dd782e4e4b51da71dce4d2c6...
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.