OpenTechnical

OT-2026-000068951

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000068951) never changes.

Identity and time

Publication numberOT-2026-000068951 · never reused
Internal UUID01a0ae90-6dcd-763c-bfd0-9e38fbc657fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068951
StatusPUBLIC

Content hashes

Canonical text8962e2a3875464ec7ee2a21fde710dff012812c5323c3b2d480c2cbba9a31912
Markdownd694ad8b5bec6d4591125847a840455bd2872cdc3b7a540e3bc090530c435b97
PDF
Publication page133295cec97137a60cde9902de1575e91e139fb46e6853d3d96bd8d280e3d9ab
Manifest4fbbe626fa563177ebebf12dc591664b717cd74c097e72d1efe2cfefea68a712

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
Signature5sglya+TGZK++GFeARZkKCowcyh2HWzlE3oPlxuiwPRGfDI0M8iPxMgJaKgxv52sRu+8deSfjJ8RgJ0dQg39AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:28:47.276360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068951
observed 133295cec97137a60cde9902de1575e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:47.257519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068951/manifest.json
observed 4fbbe626fa563177ebebf12dc591664b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:47.238237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068951/publication.md
observed d694ad8b5bec6d4591125847a840455b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:47.220260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068951/publication.txt
observed 8962e2a3875464ec7ee2a21fde710dff...
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.