OpenTechnical

OT-2026-000095477

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000095477) never changes.

Identity and time

Publication numberOT-2026-000095477 · never reused
Internal UUID01a0ae9f-8f73-7f99-a2b9-76de258b4623 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095477
StatusPUBLIC

Content hashes

Canonical text74857b9913d70e465b4be2e6050372fea069ac2619e1541e2167cf70b2e08295
Markdown5d7c43dd5de86cc18919e874b18c6830756cb03fda07e41588c93b1a930d793d
PDF
Publication page020571e05d933033e647a4c0bfe78bbaa4f43685454923754945ca4e906a29f2
Manifest33cddfaa9a8336e73a34b8dbf150300dc85d7f33494434623b394b48c3bcf925

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
SignatureqjbeE38IiLD3KCGs+KaGF6SyDORuz4qeQrAA149oGaHwtkIBHnegAGK2dkb2RGvZE2pziw15uOEC0+czhUlCDQ==
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

2026-09-17T09:36:51.127382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095477
observed 020571e05d933033e647a4c0bfe78bba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:51.108100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095477/manifest.json
observed 33cddfaa9a8336e73a34b8dbf150300d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:51.090196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095477/publication.md
observed 5d7c43dd5de86cc18919e874b18c6830...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:51.072404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095477/publication.txt
observed 74857b9913d70e465b4be2e6050372fe...
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.