OpenTechnical

OT-2026-000088018

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000088018) never changes.

Identity and time

Publication numberOT-2026-000088018 · never reused
Internal UUID01a0ae9b-1aa6-7f88-8b47-d76d60d17c88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088018
StatusPUBLIC

Content hashes

Canonical text984116000dd4a3a5b8ff8f4bee7d4629f1e988e31bb09cbb80b51a3464da1175
Markdown737b8d09ab4d5878d1359a756ee84500ab6e961c7d648ed4cff286a457f9c269
PDF
Publication page490e02b3ea5ec2ede51635cead43ecf5a7bb30b41077c89eae58fdbb86a9037a
Manifestad05bc1f9f1675bd46cfb3427b1b3b130e97695782e678abaf904b6248dea99d

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
SignatureuL6EFsJwHjzOV/gNxSyHy+BUFp7hH2GTJ1TsY2AXBzvt9plkoz8i4fDwcJlxV1QyR8VZFF3anLu+iCQpObk5Cg==
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

2026-09-17T09:49:24.139960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088018
observed 490e02b3ea5ec2ede51635cead43ecf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:24.121897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088018/manifest.json
observed ad05bc1f9f1675bd46cfb3427b1b3b13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:24.104280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088018/publication.md
observed 737b8d09ab4d5878d1359a756ee84500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:24.084804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088018/publication.txt
observed 984116000dd4a3a5b8ff8f4bee7d4629...
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.