OpenTechnical

OT-2026-000066611

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, pump fed, 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-2026-000066611) never changes.

Identity and time

Publication numberOT-2026-000066611 · never reused
Internal UUID01a0ae8e-ce41-7e77-8a59-0604856b5616 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066611
StatusPUBLIC

Content hashes

Canonical textc61e9a05c4c42f3994d849010e8845232e3c9215543822c4fb6ce720daeebb13
Markdowne0e2b81ad5968ec21a4a71532af96f0fd219fc7f95f2046468437f0e5a5d0952
PDF
Publication paged5e614c3a211fcd39c6b91a988aa2ce6f39cf18b9a61c2d9adebfce2f65d6825
Manifest80b0db178078199f77169bdcef6c8cc8967f2cc303d5d81bc33da114bde47bab

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
SignatureoRip1eJSH2G+CW3DkxFLeoLIvZ2t9cgpcdmmR5YikzXT4nH0xySxeipxqqvzoh2TKbOm+V/tPHCepkS4iJqvAg==
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

2026-09-17T10:32:59.102926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066611
observed d5e614c3a211fcd39c6b91a988aa2ce6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:59.085648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066611/manifest.json
observed 80b0db178078199f77169bdcef6c8cc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:59.068421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066611/publication.md
observed e0e2b81ad5968ec21a4a71532af96f0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:59.051983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066611/publication.txt
observed c61e9a05c4c42f3994d849010e884523...
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.