OpenTechnical

OT-2026-000098091

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four 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-2026-000098091) never changes.

Identity and time

Publication numberOT-2026-000098091 · never reused
Internal UUID01a0aea1-e963-70c1-91a2-e3ff3fb1aeb1 · 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-2026-000098091
StatusPUBLIC

Content hashes

Canonical textd16694bb14058826083a7c4a9fc9a5cd5f1f6ebe09041481bb64018ec4c6bd3f
Markdown871cae124c243efa4e514711ad3ecd9418345d2a42ab51db9765b96f592ee7bb
PDF
Publication page803f923d5b7b77a929cf457c993d896a263068a23d6066e9407821bbb2422aa3
Manifest41007d7859076fe37ea227ea5245d425487d41c1bd8b855299a53f4af0564fd2

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
SignaturexxQnb0AKS7ESoia48gEeMUCM+JLCRnhHcFQ8ONLkbU5SVbTjpAW1S3qXFxa+gmsfzxrDkaZsSpzt8Mh+NYqeBg==
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

2026-09-17T09:31:13.611784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098091
observed 803f923d5b7b77a929cf457c993d896a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:13.594777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098091/manifest.json
observed 41007d7859076fe37ea227ea5245d425...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:13.577327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098091/publication.md
observed 871cae124c243efa4e514711ad3ecd94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:13.561170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098091/publication.txt
observed d16694bb14058826083a7c4a9fc9a5cd...
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.