OpenTechnical

OT-2026-000098950

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold 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-2026-000098950) never changes.

Identity and time

Publication numberOT-2026-000098950 · never reused
Internal UUID01a0aea2-8286-70d3-8996-4d01480d8ade · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098950
StatusPUBLIC

Content hashes

Canonical text965450f967398e48058bf59257aa47319bb9a3fdf73591ef1d7c8aad9fad14e5
Markdowne3acb4bfb68bf629e072b6ce1b82de6a71090394cec747c823e50b5abc4bb4b3
PDF
Publication page1775576cac2e34e38e6c2cc2dd47c305718a77cdb7d6af84ba68334353fa524c
Manifestd7678074b06ccc616198e5c65493d9c60e2ae13734af7e5ae79f98781b6442d3

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
SignatureSpbQaVlPKDRwiQGG0mAxaO8UsyGzijXTW/0iPxg3WHc3Hu6aFxF3UOs32EG/Bcx/792CpL09sJYDbZCbQ481DA==
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

2026-09-17T09:30:01.321392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098950
observed 1775576cac2e34e38e6c2cc2dd47c305...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:01.303199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098950/manifest.json
observed d7678074b06ccc616198e5c65493d9c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:01.287079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098950/publication.md
observed e3acb4bfb68bf629e072b6ce1b82de6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:01.269379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098950/publication.txt
observed 965450f967398e48058bf59257aa4731...
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.