OpenTechnical

OT-2026-000069563

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000069563) never changes.

Identity and time

Publication numberOT-2026-000069563 · never reused
Internal UUID01a0ae90-b52b-7f70-a1d3-a7d42618136a · 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-2026-000069563
StatusPUBLIC

Content hashes

Canonical text28204d400038cec7c7b775c4ff2d14c626e408f91912bf5927c8cb71b8084862
Markdownc43f8ccc85055b3336d4681b308bf9ad40f7100e5cdbbad8b029b51e8a505882
PDF
Publication page5bb05d2bad7d65455d5f56f768e65e0ed639d382dd8784e683495fbd44c5b32f
Manifestf21286d5932d6f09790746df31f1dab737643de3739b324a9fdf6425bf10c99f

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
Signature3ra0tgdtxEwqA1wdFWwUZBMiaN5g8Cf7dbkDZY3JWpzA6dJlHd9JN5jm8qPvOmb0vcp8oRUcCkH1dREP/eM1DA==
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

2026-09-17T10:30:40.931564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069563
observed 5bb05d2bad7d65455d5f56f768e65e0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:40.915409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069563/manifest.json
observed f21286d5932d6f09790746df31f1dab7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:40.896799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069563/publication.md
observed c43f8ccc85055b3336d4681b308bf9ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:40.875417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069563/publication.txt
observed 28204d400038cec7c7b775c4ff2d14c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:12.980856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069563
observed 5bb05d2bad7d65455d5f56f768e65e0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:12.962406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069563/manifest.json
observed f21286d5932d6f09790746df31f1dab7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:12.944872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069563/publication.md
observed c43f8ccc85055b3336d4681b308bf9ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:12.927363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069563/publication.txt
observed 28204d400038cec7c7b775c4ff2d14c6...
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.