OpenTechnical

OT-2026-000061856

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line 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-2026-000061856) never changes.

Identity and time

Publication numberOT-2026-000061856 · never reused
Internal UUID01a0ae8b-b8ac-78df-8c4c-9947560c91e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061856
StatusPUBLIC

Content hashes

Canonical text24c768e4a1af588e610881635c17c83986958bcbb8501a794398624fe47450cd
Markdown469b79eb8f373bbfa1200631673f5fba058a678efe9fc3069e91f176000092c2
PDF
Publication page0813ec89e904469a25e667eadce7bbee75a6e89e11b24f302b1d504d1203ec22
Manifest3e50ec647991391983fcaaa4b7a22dbe7aefe6635337607e0e7813280aefe65d

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
SignatureiuOcnGsj8TLTBLN8g7pWThlJL5QfsO8FqFBtsUOE33ehhYptqTvW9sietLK+2HhllXY+/6fByFK3W60Bx//PAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:42.622802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061856
observed 0813ec89e904469a25e667eadce7bbee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.602941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061856/manifest.json
observed 3e50ec647991391983fcaaa4b7a22dbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.583638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061856/publication.md
observed 469b79eb8f373bbfa1200631673f5fba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.562048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061856/publication.txt
observed 24c768e4a1af588e610881635c17c839...
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.