OpenTechnical

OT-2026-000045586

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold 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-2026-000045586) never changes.

Identity and time

Publication numberOT-2026-000045586 · never reused
Internal UUID01a0ae7d-8f02-72a9-801f-fd6d6e1e5391 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045586
StatusPUBLIC

Content hashes

Canonical text6998e6bbfec70e202dc7e3ad8bd0a564081310144ee92298483814c6dbd3f3b9
Markdowne7372ecd3db826ecca65dc182b01e0cd0bc62a8f6010257c045bafd149d3c78e
PDF
Publication pagea50dacfbc71c085073c09cc0def6e31992f4c8eedb925b0705ded0357dc22fbe
Manifest08221f90d0c887baeeb125edadeda717594787ea70bc4c329118ff6f28b62458

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
SignatureNt9nRDM7uMpa33kM7eYCG7+6OrQ6RNaQOf9gt0IHPwpED3fxpe5NBrgsiLc+wnV5JgCeTs38mWhLwFBxt8pABg==
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

2026-09-17T20:41:10.816626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045586
observed a50dacfbc71c085073c09cc0def6e319...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:41:10.661437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045586/manifest.json
observed 08221f90d0c887baeeb125edadeda717...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:41:10.484333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045586/publication.md
observed e7372ecd3db826ecca65dc182b01e0cd...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:41:10.094436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045586/publication.txt
observed 6998e6bbfec70e202dc7e3ad8bd0a564...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:09:21.159557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045586
observed a50dacfbc71c085073c09cc0def6e319...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:21.140088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045586/manifest.json
observed 08221f90d0c887baeeb125edadeda717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:21.120732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045586/publication.md
observed e7372ecd3db826ecca65dc182b01e0cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:21.101843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045586/publication.txt
observed 6998e6bbfec70e202dc7e3ad8bd0a564...
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.