OpenTechnical

OT-2026-000086826

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two 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-2026-000086826) never changes.

Identity and time

Publication numberOT-2026-000086826 · never reused
Internal UUID01a0ae9a-80a4-7b4c-9775-25ba39c4f63d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086826
StatusPUBLIC

Content hashes

Canonical text2a1a43bdfff89daeb1fbda2a1c8273b035a10a12ffa4585f44b87ab49694e58a
Markdown9bc585aaff5078430d949bab74348e73142a64c768016f5ade2b223b11711c3b
PDF
Publication page0b8d70e591b23a610ec34e1e987966941afdf7962918957c612240e61b9f0f45
Manifest2d9cbc4288da589a53686943bdf9e2579eec6103fce2f454719a5e27f3853672

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
SignaturepBA5Zh0Xa34C7DA7ARTZsF/5JY6OhZVZQM+kFX7mFKzP9ilCMCMN5F8yGlmzqbF4UTz2/rU4END16sHJivI2Cw==
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

2026-09-17T09:51:39.136362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086826
observed 0b8d70e591b23a610ec34e1e98796694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:39.118693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086826/manifest.json
observed 2d9cbc4288da589a53686943bdf9e257...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:39.098563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086826/publication.md
observed 9bc585aaff5078430d949bab74348e73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:39.081898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086826/publication.txt
observed 2a1a43bdfff89daeb1fbda2a1c8273b0...
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.