OpenTechnical

OT-2026-000047030

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line 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-2026-000047030) never changes.

Identity and time

Publication numberOT-2026-000047030 · never reused
Internal UUID01a0ae7e-d0f7-71d0-b31f-8411d0e7f377 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047030
StatusPUBLIC

Content hashes

Canonical text887de06a8a1d37dcfaa15f4e06b552c419e236962198e43ebecd283ed9b88a1b
Markdown3182dbedc312d0d55e84ffa314b4e81791485dc9e7efe94505de1ced91a434d1
PDF
Publication page5f10a23237f593ce7f5ead0277cf738b670e47fedb91c9e61d4ec3050a647c21
Manifest685caf8733ea16f80ee2da7146de5f7ab49574a0de18142b29bfb4780b4ea929

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
SignatureEZkNAJotgDiDuMxOYmIQ/+T5VRHDdRw5gUACrNOtytvCjWPfXjyuVKc0I5mkdZvT4LwVVG1lmxto7xhcucRcCA==
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

2026-09-17T11:10:18.909235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047030
observed 5f10a23237f593ce7f5ead0277cf738b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.891013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047030/manifest.json
observed 685caf8733ea16f80ee2da7146de5f7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.872773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047030/publication.md
observed 3182dbedc312d0d55e84ffa314b4e817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.851511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047030/publication.txt
observed 887de06a8a1d37dcfaa15f4e06b552c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:47.535226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047030
observed 5f10a23237f593ce7f5ead0277cf738b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:47.516984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047030/manifest.json
observed 685caf8733ea16f80ee2da7146de5f7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:47.497046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047030/publication.md
observed 3182dbedc312d0d55e84ffa314b4e817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:47.477200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047030/publication.txt
observed 887de06a8a1d37dcfaa15f4e06b552c4...
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.