OpenTechnical

OT-2026-000015032

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000015032) never changes.

Identity and time

Publication numberOT-2026-000015032 · never reused
Internal UUID01a0ae6d-d096-7ccf-9418-c9495d173e96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015032
StatusPUBLIC

Content hashes

Canonical text3b6bd3d85e595ef684d2d263ef52cb4024be4c0dc06d2f9adbb9091aba6ea991
Markdown3daa117b0c2b97416a33684bf19b3cec80c9fd3ba8f4767b3e871709d133e543
PDF
Publication paged158c09b34571a22a3f743c2ba8d07f9f2068a130bfd0b054b4fe62669e6e84a
Manifest4d4b5a50a6029bcfd9b2ba74a8ec9b27499256d30827feb36f7b041f63539b73

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
SignatureZh9CBUth9xPbhrkyHNS+IU6NGByW1UyGoEw151+fL6YaMSP9aqUTPdMEvtrYv68/5a2gRSWTT+EUrCCr/BobDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:07:00.630650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015032
observed d158c09b34571a22a3f743c2ba8d07f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:00.611483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015032/manifest.json
observed 4d4b5a50a6029bcfd9b2ba74a8ec9b27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:00.591673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015032/publication.md
observed 3daa117b0c2b97416a33684bf19b3cec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:00.572570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015032/publication.txt
observed 3b6bd3d85e595ef684d2d263ef52cb40...
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.