OpenTechnical

OT-2026-000061035

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000061035) never changes.

Identity and time

Publication numberOT-2026-000061035 · never reused
Internal UUID01a0ae8b-137d-7f9b-bf38-b887c3a62b2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061035
StatusPUBLIC

Content hashes

Canonical textfb4ea8488619f8e0d7928f00932bf7715d0890094e46d1334c5706cc140279a2
Markdown8a25d2e562fcebc7f3dfe7c3f3e9681ae79ddad06c8c6b44400a3ff6d4245d84
PDF
Publication page75fdb8ec7844310e16bf5b70db194075b34377e2a3a60b5d71b0d7d2b54efff9
Manifestff701b8b5f593cc598851bcb22ae66679f17195d5d81f886082976b42bc92c93

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
SignatureOLgop6yVFIzO/VBMctVXr0AREthRrUJogi7KzgAdkVRbM+5HqZLRMvDUIgBG89bAlIbIW5jF7popi57GUw0nBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:23.097438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061035
observed 75fdb8ec7844310e16bf5b70db194075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:23.079611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061035/manifest.json
observed ff701b8b5f593cc598851bcb22ae6667...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:23.064706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061035/publication.md
observed 8a25d2e562fcebc7f3dfe7c3f3e9681a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:23.048876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061035/publication.txt
observed fb4ea8488619f8e0d7928f00932bf771...
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.