OpenTechnical

OT-2026-000039645

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000039645) never changes.

Identity and time

Publication numberOT-2026-000039645 · never reused
Internal UUID01a0ae78-d8d4-79bc-be34-30510017856f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039645
StatusPUBLIC

Content hashes

Canonical textffe955cf4299c6750cb47bfdace61bfb00435816270fd9756a09a4f5bd595f84
Markdown76f11df2812db62d6721efaaff2242ea66439803dea3e3b664603f11f88b3d71
PDF
Publication pagee7ceb362254ba727c00e96ae523a3faf26c3fa21beb832b87d880ac43be31a17
Manifest4dbb3a6b818c03cd74fd1189f285984657d1b214fedd9a04b129e9bde95322d7

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
SignatureyqUBhOa9Z2yBCDWwGhDuhWIbkGrj1vvEFR3QXpgen7t7o9gadxlbVDWu+vGKo0WWUUkqkDsccdSd9mAnlmhJBg==
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

2026-09-17T11:19:49.213352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039645
observed e7ceb362254ba727c00e96ae523a3faf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:49.195863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039645/manifest.json
observed 4dbb3a6b818c03cd74fd1189f2859846...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:49.178383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039645/publication.md
observed 76f11df2812db62d6721efaaff2242ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:49.160114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039645/publication.txt
observed ffe955cf4299c6750cb47bfdace61bfb...
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.