OpenTechnical

OT-2026-000055039

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000055039) never changes.

Identity and time

Publication numberOT-2026-000055039 · never reused
Internal UUID01a0ae86-5e81-7780-9223-f24a03b0c72c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055039
StatusPUBLIC

Content hashes

Canonical text98bf5d3f729cae0b69d795faa5b3ecf499924220692f893982b553b7eff02355
Markdownfae203829c6d50fe72bbce1e0a0628ee8cf8d4b94bf64462858830764b969b3a
PDF
Publication pagebb782b7ffa7d03e887ce65d9cf9844edd64f9f1861d7b73fdbeffdca524301cf
Manifest2c1ee2fadd7ca8cc813ebc411e891487f4531ad8edb8fc11b9030cee657c7a77

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
SignatureDjqjm61YHIt2wza+SO3ZvNJbJa8ik5pvx5zu+tHifOMlVFGyjxeZLLXTGCz1gyUePmylnqymX3iDieDI/YgjAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:10.918616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055039
observed bb782b7ffa7d03e887ce65d9cf9844ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:10.899485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055039/manifest.json
observed 2c1ee2fadd7ca8cc813ebc411e891487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:10.879213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055039/publication.md
observed fae203829c6d50fe72bbce1e0a0628ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:10.859983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055039/publication.txt
observed 98bf5d3f729cae0b69d795faa5b3ecf4...
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.