OpenTechnical

OT-2026-000099384

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000099384) never changes.

Identity and time

Publication numberOT-2026-000099384 · never reused
Internal UUID01a0aea2-c973-7674-bd0a-fbe4c3888f3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099384
StatusPUBLIC

Content hashes

Canonical text9f41264816a16058eb74b2e379ed90f0501f9b70924613fda29711b02af8578b
Markdownaec0167b896324438c966fa1ab7e890059ff72337884c0be6e71b39e890877be
PDF
Publication page3bb957620ba4e89be6bfc5f1cdd2a6bccaa287e8a5e1bdb042ac4b067dfdf55d
Manifest70289a92f75784da4f3e68dc2bdf9ecc7d807127cf930ae1d99c971bc9bfd503

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
Signaturewg5IAdw72wFkLlDi0F7YjYvrLPem7GCjci97R/6DYlKjXeltwajCdNnlPOwfnhjg+UjMe1+c1jlkVPOn99OUCg==
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

2026-09-17T09:29:08.656239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099384
observed 3bb957620ba4e89be6bfc5f1cdd2a6bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:08.638507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099384/manifest.json
observed 70289a92f75784da4f3e68dc2bdf9ecc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:08.619430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099384/publication.md
observed aec0167b896324438c966fa1ab7e8900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:08.601012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099384/publication.txt
observed 9f41264816a16058eb74b2e379ed90f0...
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.