OpenTechnical

OT-2026-000065643

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three 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-2026-000065643) never changes.

Identity and time

Publication numberOT-2026-000065643 · never reused
Internal UUID01a0ae8e-46fa-7940-a7e8-ab920872f64d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065643
StatusPUBLIC

Content hashes

Canonical text8582911ed39cd70419dc34b552c6f42396d1d01c45f97417a04be2dd11502d15
Markdown39edfaa3ebc8d2e9e6af4547f6bd9ccd03833aa817beecf394c41e356b15975b
PDF
Publication page28ed510d5e7809a98722dbd2588a169546fc321e5af189d64dce104c42e97a63
Manifeste624f2df230c762211f47d946e43a57596f825d76f1b8fc80a942a5e4ccd4a22

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
SignatureoYMqNLif7z7fx1E4IiCFk689GhqGVoP1s5pdfESplpjdFAobEun2atgH73qsP7Bb1j3LRVEbsHwFmLLreJQ2Aw==
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

2026-09-17T10:34:02.384467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065643
observed 28ed510d5e7809a98722dbd2588a1695...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:02.367365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065643/manifest.json
observed e624f2df230c762211f47d946e43a575...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:02.349903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065643/publication.md
observed 39edfaa3ebc8d2e9e6af4547f6bd9ccd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:02.330747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065643/publication.txt
observed 8582911ed39cd70419dc34b552c6f423...
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.