OpenTechnical

OT-2026-000011280

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, vented 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-2026-000011280) never changes.

Identity and time

Publication numberOT-2026-000011280 · never reused
Internal UUID01a0ae6c-5410-7254-810e-4b0e293ef2c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011280
StatusPUBLIC

Content hashes

Canonical textdb23fc418a2a0f2f2bcf4398a135e0e85b248e377e087d8c8bcbc64494f1f472
Markdown6170163ae975351142e0065e9fd72d5151031e7a961670fd5619a2fb59d915c9
PDF
Publication page9da1d44cdba069c74317074f8f2c608254f1a637fa7c155a3637ed0902cac2df
Manifest94cd927f5b08596138491f7cebd65c5008856f770998814c9e111b75254e2050

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
SignatureoYj7c9Q79sKH+gYr00X79y060mRfFbJyosTUW4ASuieTUAe2OQK9cvWn7PPqHJu/fkn3Q03kH18/sHWJmm6vDQ==
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

2026-09-17T12:14:15.247908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011280
observed 9da1d44cdba069c74317074f8f2c6082...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:15.226773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011280/manifest.json
observed 94cd927f5b08596138491f7cebd65c50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:15.204069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011280/publication.md
observed 6170163ae975351142e0065e9fd72d51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:15.184773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011280/publication.txt
observed db23fc418a2a0f2f2bcf4398a135e0e8...
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.