OpenTechnical

OT-2026-000041239

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000041239) never changes.

Identity and time

Publication numberOT-2026-000041239 · never reused
Internal UUID01a0ae79-b143-77c3-9a41-1a8154e278fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041239
StatusPUBLIC

Content hashes

Canonical text0df5d9b77f60698151e28ddb947a96ae71c6d23d0b32ff67b1d6bb9eefb9f960
Markdownba7cb0e879010bf6c3bf4bd6e9595d1aa55d6a3ee186beb7c59fecf3b16aa4d3
PDF
Publication pageab15586835b846fef2431f7142fd4ba9f5492a312bccf18577cf0c6d2c971f84
Manifest927659feea1b66d5f526a92cb7f3407e2e6a8cb387ecfa53d14ca4a4cf374f8c

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
Signature8WT1KQCeifQK5aSsrbrTjREGqPjZy0BPbdoQxz8k8MpJiy7oKGtoUYXqjIjl2GvtwHSQzN6oSseBOpOxZ2WpAA==
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

2026-09-17T11:17:12.333618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041239
observed ab15586835b846fef2431f7142fd4ba9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:12.315668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041239/manifest.json
observed 927659feea1b66d5f526a92cb7f3407e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:12.297095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041239/publication.md
observed ba7cb0e879010bf6c3bf4bd6e9595d1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:12.279798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041239/publication.txt
observed 0df5d9b77f60698151e28ddb947a96ae...
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.