OpenTechnical

OT-2026-000088961

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump 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-2026-000088961) never changes.

Identity and time

Publication numberOT-2026-000088961 · never reused
Internal UUID01a0ae9b-8f11-7020-8742-76e66ac1abc2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088961
StatusPUBLIC

Content hashes

Canonical text6dc43a08e0534b74279c49954e13bd35aad71876d0ca7be6dbeffe7a9ac46b6f
Markdowned0125f8959a11b599d5e5c334f7ccacf349b2250ad8f054efe7d289cc885ec3
PDF
Publication page4f95ecbbf6a2f213004fed204ec204715bcf38b19437bf1a2ccadac60d522cc3
Manifest1bd2cd65e1e0cde803da074ae1f99a49338a2556e18a187e522e27f0549fbc18

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
Signatureng6kgRgnaGmPIf2hm+3l4JKWQ32P+ShW78cmm0YaNDPbMq1xKylNCBNIPA9pH+1r6M8aUyGVYkxM5ctbWZwkBQ==
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

2026-09-17T09:48:22.476189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088961
observed 4f95ecbbf6a2f213004fed204ec20471...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:22.458627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088961/manifest.json
observed 1bd2cd65e1e0cde803da074ae1f99a49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:22.439023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088961/publication.md
observed ed0125f8959a11b599d5e5c334f7ccac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:22.418333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088961/publication.txt
observed 6dc43a08e0534b74279c49954e13bd35...
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.