OpenTechnical

OT-2026-000098421

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000098421) never changes.

Identity and time

Publication numberOT-2026-000098421 · never reused
Internal UUID01a0aea1-e965-7322-b032-913ddfe53bd5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098421
StatusPUBLIC

Content hashes

Canonical text925a95423692b98cfc88eb0760cd1c7a5df5529c6b7ad49289af44663b070efd
Markdown1720927776c4e3a3fe22fb1ce69171533416db43bad0fd6ec8834e989c489cd6
PDF
Publication page879ac26ff7793f3e440df1fdbcb110ce68a3803ae39a7d9c26658b2d64e40eb0
Manifest4a68c9a2735d44adc64fc3eef82133659e6098413fa5fcd5b0bd5edec4a3b62d

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
Signaturednjs3t6WJuurWxOL5usgudRQtvLAOt/yXWCl1JjNrp3HPrH1ag9xG7sccnq67vAcIMg36K8pCbJHkdQeK5MiCQ==
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

2026-09-17T09:32:16.394182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098421
observed 879ac26ff7793f3e440df1fdbcb110ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:16.375970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098421/manifest.json
observed 4a68c9a2735d44adc64fc3eef8213365...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:16.356419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098421/publication.md
observed 1720927776c4e3a3fe22fb1ce6917153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:16.335510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098421/publication.txt
observed 925a95423692b98cfc88eb0760cd1c7a...
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.