OpenTechnical

OT-2026-000095317

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000095317) never changes.

Identity and time

Publication numberOT-2026-000095317 · never reused
Internal UUID01a0ae9f-8f70-7ee2-b783-9f03270ae33d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095317
StatusPUBLIC

Content hashes

Canonical textcb5f7017b080e0bbe2f4b90ebec82617b121792660e5670fda93f8ad972cae3c
Markdownf6e5ae620c792a6ca7d20459c99908a70c309772ff3fb5bf7e30c722c2e0416c
PDF
Publication pagecafd538d360ca5431af0de374e44ce3965ff8ba165f4108e67c250cec45ca471
Manifest333c23a9e3b2c2a6bbf6b07dd2fc62062df125164c03f30d7a3893d52a127de8

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
SignatureEEsOFMIwHN9st+oteuUaNHTINu3UuJLeYbBPj2yZqmMSxqsmSOs7+1GX/4RV/3Ib9M1HlI9L8sfkCnaX6039Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:40.264351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095317
observed cafd538d360ca5431af0de374e44ce39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:40.246524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095317/manifest.json
observed 333c23a9e3b2c2a6bbf6b07dd2fc6206...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:40.227256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095317/publication.md
observed f6e5ae620c792a6ca7d20459c99908a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:40.207923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095317/publication.txt
observed cb5f7017b080e0bbe2f4b90ebec82617...
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.