OpenTechnical

OT-2026-000099690

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, pressure sensor per zone, 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-2026-000099690) never changes.

Identity and time

Publication numberOT-2026-000099690 · never reused
Internal UUID01a0aea2-c976-7033-a4d4-dda118026202 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099690
StatusPUBLIC

Content hashes

Canonical texta24d5369bd736392cdebac8be2bdec0dfec087be02dfedf16f075908b6389e01
Markdown7705caf76848644bf9a1a0f1239f026e4201d37553543305c6a4bc00d782ae15
PDF
Publication page68a980c4a2a08a94c14cfc278ec7e6e3a1ca311eb6b48a0c1b45d223950a5d80
Manifestacf25db7ff878969a6760e30ef53c5c26d2e5b9da902c1c132af22c7c3027fd3

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
SignatureiSVSX7dJg5KHb5my1VAvmrgFRlNHztl5x4ZHTxbknJ16Alq1CXicyhgGXo3kG46BKK11BsjMeuEYX0SjZml6CA==
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

2026-09-17T09:29:41.952226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099690
observed 68a980c4a2a08a94c14cfc278ec7e6e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:41.933111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099690/manifest.json
observed acf25db7ff878969a6760e30ef53c5c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:41.915207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099690/publication.md
observed 7705caf76848644bf9a1a0f1239f026e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:41.896207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099690/publication.txt
observed a24d5369bd736392cdebac8be2bdec0d...
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.