OpenTechnical

OT-2026-000086259

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, sustained blow-off before 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-2026-000086259) never changes.

Identity and time

Publication numberOT-2026-000086259 · never reused
Internal UUID01a0ae9a-2c95-710e-b619-572db7e38188 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086259
StatusPUBLIC

Content hashes

Canonical text5e430086ef556d7afb1905ddd402cea5b5e50651fb8f612d30f47b6734b8c428
Markdown6184ff67158c1550df67b0c4556ce12b96c7faff79778f45f93186580b10d352
PDF
Publication pageed3bbad49e0704d710c4f5d9555a6993646cb9d258e10db4a3bab87e851a18e2
Manifest3d51006fad4a9429dc82d4b75746714ff3d798db715445bf638ff6729c98f68b

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
SignatureC+qEL/IWMJCkIZxe9dX85HEYgh/qFOViV9xKopnDJdpSPTHDXAwcyDTV/EgUSwXm6b26U+5LQRRIvhYoorDnBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:55.513994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086259
observed ed3bbad49e0704d710c4f5d9555a6993...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:55.496736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086259/manifest.json
observed 3d51006fad4a9429dc82d4b75746714f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:55.479711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086259/publication.md
observed 6184ff67158c1550df67b0c4556ce12b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:55.462825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086259/publication.txt
observed 5e430086ef556d7afb1905ddd402cea5...
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.