OpenTechnical

OT-2026-000026856

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000026856) never changes.

Identity and time

Publication numberOT-2026-000026856 · never reused
Internal UUID01a0ae72-3452-7e1d-b395-459cc9a0bf53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026856
StatusPUBLIC

Content hashes

Canonical text3d4745a95290c7c193e838ec347ac995e361fd9d73fd7d5a06a68c0eff37dd75
Markdown8363641bac06f7aad30b92dde9d182441287923c0d10680430d92cdb69fe1559
PDF
Publication page77c69302ba8b41b0dd97dfa7d383823f7e57b99e76c5b1f1e33b389effbd1263
Manifestbb4896d0bb700ec0b82addd4b6d59ddaab076a0fb81ed74f8ee966bea2debfdc

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
Signaturezs7cSsa8YG4NpzXl4rQdJklI5tJmq5mQlGF08PznHC3bCctMO/dmEGGdI+NSu/ZFkzGLw08mkhLSLrKOhKqUAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:43:27.248922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026856
observed 77c69302ba8b41b0dd97dfa7d383823f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:27.228910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026856/manifest.json
observed bb4896d0bb700ec0b82addd4b6d59dda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:27.212031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026856/publication.md
observed 8363641bac06f7aad30b92dde9d18244...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:27.195197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026856/publication.txt
observed 3d4745a95290c7c193e838ec347ac995...
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.