OpenTechnical

OT-2026-000102839

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, pulsed blow-off after 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-2026-000102839) never changes.

Identity and time

Publication numberOT-2026-000102839 · never reused
Internal UUID01a0aea4-858c-7b2e-948d-e194c4341cb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102839
StatusPUBLIC

Content hashes

Canonical textc8f3352ad47277fb14faba371858af6a09735097c62eaae67b2d2b081235f00c
Markdown8a51991dbe2c40260012a782f45f2047512245d6e42f04a492c7b0323d4ce773
PDF
Publication page0f71f3398dd572343d78b28eb780b0a41568e45a04ab1c3e987ff849abf9e629
Manifestcc6138bb124272659ea54448dffbf94e2aba25f4de07bff2dcfc84d30c1342f9

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
SignaturevMsVd9Y+MK1mWajgUAjWkrJeEgDMhKMLyANQBodg7g2E+tlyJrerz9dVSaMOPFTKp6XHMx1vmIhluwFGs7veAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:22.657409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102839
observed 0f71f3398dd572343d78b28eb780b0a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.639499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102839/manifest.json
observed cc6138bb124272659ea54448dffbf94e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.622108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102839/publication.md
observed 8a51991dbe2c40260012a782f45f2047...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:22.605354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102839/publication.txt
observed c8f3352ad47277fb14faba371858af6a...
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.