OpenTechnical

OT-2026-000043273

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single 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-2026-000043273) never changes.

Identity and time

Publication numberOT-2026-000043273 · never reused
Internal UUID01a0ae7b-327d-7809-9a21-8c2f66b1ec74 · 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-2026-000043273
StatusPUBLIC

Content hashes

Canonical text3f94f704252826df2712172d5c5b03d51d7af0663b9d0ddb7ea4771f5360ee57
Markdown0b5aa4ff14ea6666f146cfb00810d671c8c2741b5f1ddee0229ec9c646f9775e
PDF
Publication page45121e9618e03c3471c5df2f0198e83e72aa8f2a1797762f85d78b1fa645555e
Manifest52520c69d6d68e79bfeeb987619731487338040f546c07e928510178b6800b9d

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
Signature98wYj18BkzI+GwwDg2omCnFFjkG12DpAn4NKeYo8w27IIsRGKTQwnEKq/IPDb6U2QhwiL9oUccTL5Ta3KfoFAw==
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

2026-09-17T11:13:45.616978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043273
observed 45121e9618e03c3471c5df2f0198e83e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:45.598160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043273/manifest.json
observed 52520c69d6d68e79bfeeb98761973148...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:45.580959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043273/publication.md
observed 0b5aa4ff14ea6666f146cfb00810d671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:45.563165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043273/publication.txt
observed 3f94f704252826df2712172d5c5b03d5...
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.