OpenTechnical

OT-2026-000103103

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three 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-2026-000103103) never changes.

Identity and time

Publication numberOT-2026-000103103 · never reused
Internal UUID01a0aea4-be3d-79d6-95cc-70b1a4a3923e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103103
StatusPUBLIC

Content hashes

Canonical text1b6091dfbc595c4a485961046dbbf9743983b2699f4e8416b5e14e842be48ba1
Markdown6d935e6eba1c24d001289b04d70f244da2588bb398ceeba4bb1af2b2b3016532
PDF
Publication page4ed207fe7f3edfabda0f73ef46b9b375f4c986c24332672df4b5f6ed886de69a
Manifestf90d8b37c35021b254d9a4e31725ce4cc6d67e9a3ba77e20af1c680d1af17a10

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
SignatureA/rdOuIcTrwSn93NHX2mY3zrn2wJSDs0YPgimZteELRGt0vPnmuPwLOlt5CfmCM8PFOL0w+EatOuukzRkg90Cw==
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

2026-09-17T09:23:13.909930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103103
observed 4ed207fe7f3edfabda0f73ef46b9b375...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:13.893310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103103/manifest.json
observed f90d8b37c35021b254d9a4e31725ce4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:13.875562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103103/publication.md
observed 6d935e6eba1c24d001289b04d70f244d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:13.858131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103103/publication.txt
observed 1b6091dfbc595c4a485961046dbbf974...
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.