OpenTechnical

OT-2026-000069475

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000069475) never changes.

Identity and time

Publication numberOT-2026-000069475 · never reused
Internal UUID01a0ae90-b52a-78b9-9723-46d16922d015 · 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-2026-000069475
StatusPUBLIC

Content hashes

Canonical text5049c4990cf1db437e392aca6fe53fb4482756d5561615b1c709a0ee0d693aff
Markdown9ab4d8ac5a6f8e2ad382cca2b14c47ddebf5ec70836f5ce797afc3766c192b07
PDF
Publication pageb1482abc66cd44b8780c4e3b2d86390ab17356d89b13e561ea23904e515b9716
Manifest44bcf57a865d36c97e7398b831ea6887d55e07dc2756c65bf2b53ba6a320ad22

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
Signature6ONnhtp8qcIPjuWkqwOISTd4749spQHtmcppr7RwKJgvPDBbhVsIof1qg73GJgciPMfB/83NCWUxYVn0DPn4DQ==
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

2026-09-17T10:30:33.124437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069475
observed b1482abc66cd44b8780c4e3b2d86390a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.108691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069475/manifest.json
observed 44bcf57a865d36c97e7398b831ea6887...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.091385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069475/publication.md
observed 9ab4d8ac5a6f8e2ad382cca2b14c47dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.072344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069475/publication.txt
observed 5049c4990cf1db437e392aca6fe53fb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:05.854834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069475
observed b1482abc66cd44b8780c4e3b2d86390a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:05.838055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069475/manifest.json
observed 44bcf57a865d36c97e7398b831ea6887...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:05.821731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069475/publication.md
observed 9ab4d8ac5a6f8e2ad382cca2b14c47dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:05.804788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069475/publication.txt
observed 5049c4990cf1db437e392aca6fe53fb4...
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.