OpenTechnical

OT-2026-000103233

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pulsed blow-off after set-down, on a tool changer

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-2026-000103233) never changes.

Identity and time

Publication numberOT-2026-000103233 · never reused
Internal UUID01a0aea4-be3f-74bf-9da3-12759a3b3fdc · 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-2026-000103233
StatusPUBLIC

Content hashes

Canonical text29a452865bcaa40faddcb376211dfd74bbd4bfc12791fcace16a4f8fad5263b3
Markdownff33e409ae06a6e6fcedf1a682f8dfcf9f0f64ca670e29a42d388f6b226147c2
PDF
Publication paged39824a6ef5dd3c70daee48f86f38764415dfa7b5a1a441967cb4cdd3379da58
Manifest04c85da84eba615ee351c0318d14c2468e975d6b0cffede8f82a9c64cef1df69

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
SignatureWOeye4idG6wPw2XEifbK5bvdYkojdK5vemppyNOhDDGPiElAZWaLPDBpM7jKehdFF8LTLub6bAEf238QklVvAw==
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

2026-09-17T09:23:28.031804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103233
observed d39824a6ef5dd3c70daee48f86f38764...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:28.012056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103233/manifest.json
observed 04c85da84eba615ee351c0318d14c246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:27.992506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103233/publication.md
observed ff33e409ae06a6e6fcedf1a682f8dfcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:27.974045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103233/publication.txt
observed 29a452865bcaa40faddcb376211dfd74...
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.