OpenTechnical

OT-2026-000095498

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, 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-2026-000095498) never changes.

Identity and time

Publication numberOT-2026-000095498 · never reused
Internal UUID01a0ae9f-8f74-745c-97ab-25196366df02 · 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-2026-000095498
StatusPUBLIC

Content hashes

Canonical textd0927fff245d3f271566b2cb519b8cce4776eec89a2ce5c43d5be9eaafc7573d
Markdownbeb9b67044d399b0b904fd27c9002893a95a150fe660fc84fd2cc2142e330d87
PDF
Publication page6936596f73e59db53c8722be4ae6c20424f9c3ae6f7e2c9c659bddec2ea87507
Manifestd813919c96ee2361549b89baabc2be34b2c18e22b1e74d25e565b004843f83ac

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
SignatureOrgWg8sRUIfm4Qhh/ehl/o41dWHeAUpEN1rYg9DKM21f68OjrVuOBWLaAUEJA232y83EWNL5jojshyQrQR/yCQ==
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

2026-09-17T09:36:54.161486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095498
observed 6936596f73e59db53c8722be4ae6c204...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:54.137306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095498/manifest.json
observed d813919c96ee2361549b89baabc2be34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:54.120656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095498/publication.md
observed beb9b67044d399b0b904fd27c9002893...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:54.017181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095498/publication.txt
observed d0927fff245d3f271566b2cb519b8cce...
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.