OpenTechnical

OT-2026-000049906

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, sustained blow-off after 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-2026-000049906) never changes.

Identity and time

Publication numberOT-2026-000049906 · never reused
Internal UUID01a0ae81-fd76-782c-8ef4-6f82b0170b4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049906
StatusPUBLIC

Content hashes

Canonical text2add188e0232fe74bc094f87a176d8f13343d5908198c82f7d80bcd8a7a2b3db
Markdownee1078c6b50e8271ee8290e30ff2bd0caccecfc3bf18b0fcc70de25316477337
PDF
Publication page7cb6e06605437e5cd328b463ffdafe03c43c2294601de94bc083c50e5a7d2621
Manifestac14be1299efa920d7020cec2e88518311b0e6f22b04929953697f547c677ffe

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
SignatureV3iHWlMUp7MRo6c/aOUHzFKY9S20lj8xczDKGk+UYqyn9kcW4aY80XsaDqzulxq6fC1uoapiqfriD63BrfslDw==
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

2026-09-17T11:01:49.666907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049906
observed 7cb6e06605437e5cd328b463ffdafe03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:49.649546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049906/manifest.json
observed ac14be1299efa920d7020cec2e885183...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:49.631422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049906/publication.md
observed ee1078c6b50e8271ee8290e30ff2bd0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:49.611672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049906/publication.txt
observed 2add188e0232fe74bc094f87a176d8f1...
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.