OpenTechnical

OT-2026-000022692

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000022692) never changes.

Identity and time

Publication numberOT-2026-000022692 · never reused
Internal UUID01a0ae70-46e9-7f1d-9d7c-5c1867e21a88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022692
StatusPUBLIC

Content hashes

Canonical texta196512878c3e8581a4654202539e92e712fa39a1126f33ad025ad88e8955a71
Markdown170ed3225b7226e021e056db31b1debb51db17f2116d544aff97a8a2c8389682
PDF
Publication page89d8197d698fc174e4bccdd109935ee18620063de863953796e6ee12d30cb303
Manifest76343292c3ec54a276d33dd218c13655ec2d450799b09d81fd813beef0c7c073

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
SignatureMwZ2g77VdKf354fI4PYQ5RQSYTZc9MkDR+FBWm4Sg86MZW8XYN6lcLkseHR+QeIZYZVmtZzbW+WLQaFv6+bNDQ==
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

2026-09-17T11:52:05.002111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022692
observed 89d8197d698fc174e4bccdd109935ee1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:04.986716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022692/manifest.json
observed 76343292c3ec54a276d33dd218c13655...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:04.969411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022692/publication.md
observed 170ed3225b7226e021e056db31b1debb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:04.952777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022692/publication.txt
observed a196512878c3e8581a4654202539e92e...
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.