OpenTechnical

OT-2026-000100278

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000100278) never changes.

Identity and time

Publication numberOT-2026-000100278 · never reused
Internal UUID01a0aea3-3053-7a4c-a7a7-fc1acd58406f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100278
StatusPUBLIC

Content hashes

Canonical textafa6ec69ba35259ba9a8b72990f672cf0dcae77fb32072ab5ffd6334a018605c
Markdowna5ddd219717ad2f880e4c10faae66f677e8c2760b7e8374bb98b627b8a3fd132
PDF
Publication pageab1ce13521f572a9146ea3fefecde13e825f3399960cdff7735b7119df4ef723
Manifeste2bb7eb48e3e69546cb9a8259767ff3db1be6772140cf17a53510d88a9e8764f

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
SignaturegKuRx40SlF42vlYwCuqpegp9tn2/+27+0QVV4kzrIqdhCrOqmYKPuPntQSR+iWOERHbPaSRuv5fKzxBL/CYzDg==
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

2026-09-17T09:30:05.361989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100278
observed ab1ce13521f572a9146ea3fefecde13e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:05.341755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100278/manifest.json
observed e2bb7eb48e3e69546cb9a8259767ff3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:05.324407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100278/publication.md
observed a5ddd219717ad2f880e4c10faae66f67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:05.306848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100278/publication.txt
observed afa6ec69ba35259ba9a8b72990f672cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:35.008218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100278
observed ab1ce13521f572a9146ea3fefecde13e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:34.991270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100278/manifest.json
observed e2bb7eb48e3e69546cb9a8259767ff3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:34.974417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100278/publication.md
observed a5ddd219717ad2f880e4c10faae66f67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:34.957652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100278/publication.txt
observed afa6ec69ba35259ba9a8b72990f672cf...
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.