OpenTechnical

OT-2026-000025708

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000025708) never changes.

Identity and time

Publication numberOT-2026-000025708 · never reused
Internal UUID01a0ae71-9bca-78f3-aa39-2e81c983b3b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025708
StatusPUBLIC

Content hashes

Canonical textc71dc17be763c4ce9ab2e346452dc4c7e9716a575ec49531ce0843e00f8b3d14
Markdown238a0305b7311b456cbeac91d014a7c2b01e4b58d4a8d45d73751ea7290aef99
PDF
Publication page9796362146e87337ebf069212d3dd72504f2095d72c4567f1e865c343bad6c85
Manifestfdfb5f2d6055a33e75e7411295a02982402380e26133c48ed155fbcb5851c786

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
Signaturerpg1e9+jSG8cBsW9jNkYW9uXsvAOCi6Mvgpq9uuVMxAN8IWf4kL3Q5d5YMLfihWuaOba/FcEn4itoH6V2t5ZDg==
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

2026-09-17T11:46:55.408418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025708
observed 9796362146e87337ebf069212d3dd725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:55.391491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025708/manifest.json
observed fdfb5f2d6055a33e75e7411295a02982...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:55.373844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025708/publication.md
observed 238a0305b7311b456cbeac91d014a7c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:55.356845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025708/publication.txt
observed c71dc17be763c4ce9ab2e346452dc4c7...
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.