OpenTechnical

OT-2026-000095798

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000095798) never changes.

Identity and time

Publication numberOT-2026-000095798 · never reused
Internal UUID01a0ae9f-fac6-7914-97cf-0264704c2a9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095798
StatusPUBLIC

Content hashes

Canonical text7e86d541a1f53b37806282102747f178b3e9306cd0a13423912d4e679bd45744
Markdownbe76674a141e07a3bbc4953a95d68e30ce6de6363e6123871943e40699a3497e
PDF
Publication pagefb3ba66839e036df80a293c675f46a695fe49537e4326855e394f0baf544cf5c
Manifestbe09f27d43f823168193fdbcd1f61f97bacf22f404ba91fa5f32b786f6e2b0b1

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
SignatureuauRQzLcvLdwUFYNzx1FUkP19uhxM6JLNJ6HAxGcHGXzBMVC1rvb+N8wBiRp6BKxiw/Pv6K2dHMYKNsGQ6L6Cg==
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

2026-09-17T09:35:52.297603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095798
observed fb3ba66839e036df80a293c675f46a69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.280273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095798/manifest.json
observed be09f27d43f823168193fdbcd1f61f97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.259345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095798/publication.md
observed be76674a141e07a3bbc4953a95d68e30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.241620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095798/publication.txt
observed 7e86d541a1f53b37806282102747f178...
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.