OpenTechnical

OT-2026-000005694

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, ejector fed, sustained blow off after 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-2026-000005694) never changes.

Identity and time

Publication numberOT-2026-000005694 · never reused
Internal UUID01a0a941-b0d0-7440-a165-f3b9b69990c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:07:29.746921Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005694
StatusPUBLIC

Content hashes

Canonical text3a3987c5b7669a488638ad8efd115a344e43e156b362bc23bad45a7680b6ca29
Markdown8ded1b72f1538c06501a49385ac3e6ba75204d217688a3350b7de67a52b5605e
PDF
Publication pageeefb246d936addb9c29fee585bb5298812935829cd5259e682622d57e012e15d
Manifestb64766e8ffc0f495bc71e7dbc2af422cb74af282d12bbc44389129a3d4c723db

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
SignaturetCQhP1DS5QGqS1Z8H6ogElTttxdkkvS2CWnW/NgKb7edMyf1zJr+XUh8v6hqXY7hkioakfRu1M1c8Df4sw4DBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:10:10.921472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005694
observed eefb246d936addb9c29fee585bb52988...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:10.908530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005694/manifest.json
observed b64766e8ffc0f495bc71e7dbc2af422c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:10.894802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005694/publication.md
observed 8ded1b72f1538c06501a49385ac3e6ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:10.882592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005694/publication.txt
observed 3a3987c5b7669a488638ad8efd115a34...
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.