OpenTechnical

OT-2026-000086558

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000086558) never changes.

Identity and time

Publication numberOT-2026-000086558 · never reused
Internal UUID01a0ae9a-2c98-714a-aceb-fcb6d60e72ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086558
StatusPUBLIC

Content hashes

Canonical text3fc822b4257619e1f2236d078cec2b486f1747311ea65c708c7007ea8395c485
Markdown5acd6abfa97bd26e548acbc0073dcc0960250050dca5811d636cfc43b5f054b1
PDF
Publication page0cfa5af4dfea6cb739c7ed178ab61725d43a5383c3193110e780eb671ae2e230
Manifest92aac057e0be10cbea8405fee8f28d0a186d4fe721f616c717ad2e3d98d48cf6

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
Signaturevqx0hjR2pJHj+ljPeHXpRjgABZNiB3KPjbISykuqx1HP68hHsn8b1zXsvkj6skQfAXSWjPn8UPYq/TURxFTyAw==
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

2026-09-17T09:52:23.537469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086558
observed 0cfa5af4dfea6cb739c7ed178ab61725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:23.520819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086558/manifest.json
observed 92aac057e0be10cbea8405fee8f28d0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:23.505004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086558/publication.md
observed 5acd6abfa97bd26e548acbc0073dcc09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:23.488055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086558/publication.txt
observed 3fc822b4257619e1f2236d078cec2b48...
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.