OpenTechnical

OT-2026-000098521

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000098521) never changes.

Identity and time

Publication numberOT-2026-000098521 · never reused
Internal UUID01a0aea1-e966-7fcc-b855-63594be509bb · 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-2026-000098521
StatusPUBLIC

Content hashes

Canonical text24b800442778fc08bb8fc9b19968cfb110c18a99d9614a6e5ccb91621f13c3e7
Markdown4a67bdcee53fed19f0d13e3e51e7f6caa030e2eea94aff56359e7536ab7278e9
PDF
Publication page8fff0fc3705bc2c7ad96ad321302d04c0ca09add6eace865f1c5a22baeb82145
Manifestf9e1a24a65ee52747511efb373420b55b9913406553becb2b10bd6b34f37d6f7

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
SignatureSC4Q3M9BAJ/PG0G+DKgTXy4+14s4otueskNR5RrFoADkzokuNy8NviMo++NzGvdLSix+nG4QZjob1sPNXCIRDQ==
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

2026-09-17T09:32:23.822703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098521
observed 8fff0fc3705bc2c7ad96ad321302d04c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:23.803670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098521/manifest.json
observed f9e1a24a65ee52747511efb373420b55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:23.786839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098521/publication.md
observed 4a67bdcee53fed19f0d13e3e51e7f6ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:23.768908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098521/publication.txt
observed 24b800442778fc08bb8fc9b19968cfb1...
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.