OpenTechnical

OT-2026-000103411

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, pulsed blow-off after 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-2026-000103411) never changes.

Identity and time

Publication numberOT-2026-000103411 · never reused
Internal UUID01a0aea4-e460-74bc-a15c-1c42ccf5660d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103411
StatusPUBLIC

Content hashes

Canonical texta6f98c8c16fda410f1e6feac1de8e5ed0ad3394090376c1bd151f4215d058826
Markdownd0b83b7386da146c8fc65f6c54888abea63eb31a0011de86aaebeceaea3ea4b9
PDF
Publication pageb4ed5675ce96c5f0af7b0b62899078b86709672147f0bdf089e49830a3ee1b15
Manifest35cb4b6ab2c7b3cd802d13134dc63544e5e07d897e051442fa57c7668956823b

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
SignatureWRtm+itNOaC1on5Ldg5b9dH7VK11q9kkppz4Eme0PCnbn86lGxpCKpxpKFZJ0xhK6s6I7hKiy+mKSYIyBO+gBg==
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

2026-09-17T09:22:09.469674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103411
observed b4ed5675ce96c5f0af7b0b62899078b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:09.453629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103411/manifest.json
observed 35cb4b6ab2c7b3cd802d13134dc63544...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:09.437524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103411/publication.md
observed d0b83b7386da146c8fc65f6c54888abe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:09.421087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103411/publication.txt
observed a6f98c8c16fda410f1e6feac1de8e5ed...
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.