OpenTechnical

OT-2026-000019260

Publication integrity record

Six bellows cup vacuum gripper, six 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-2026-000019260) never changes.

Identity and time

Publication numberOT-2026-000019260 · never reused
Internal UUID01a0ae6e-f392-7380-9646-77841b6bda98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019260
StatusPUBLIC

Content hashes

Canonical text389f45967e935cad52941f7a27f4bce8e3201fcb158728dffa21335d778472f8
Markdownebaaeca0378083204c28a049d755e8209591c292f0c12387485d40023e2b57ad
PDF
Publication page35c070b9664c94d42d80d048dad1687bf8babce7421c68c794ac45580d84ebff
Manifest7fc0d54dd9cfd960827f1e536d7f3ba55df545166333b4f87d64455d8475073c

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
SignaturepW1DwLBpm3vMzqeP7bnOa44HZYtIXRj9o7Skk+NvFgiuCCyla+tEY4efVB0Za6T6KNZIIKY2OWKcL6wJ8gu+Bw==
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

2026-09-17T11:58:36.283491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019260
observed 35c070b9664c94d42d80d048dad1687b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:36.266371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019260/manifest.json
observed 7fc0d54dd9cfd960827f1e536d7f3ba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:36.249225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019260/publication.md
observed ebaaeca0378083204c28a049d755e820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:36.229888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019260/publication.txt
observed 389f45967e935cad52941f7a27f4bce8...
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.