OpenTechnical

OT-2026-000030534

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off before 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-2026-000030534) never changes.

Identity and time

Publication numberOT-2026-000030534 · never reused
Internal UUID01a0ae73-e504-7e9e-be4f-50bd1c099259 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030534
StatusPUBLIC

Content hashes

Canonical textdcc800d376dce84da8c8cc32375d073bd25b4b0e05edab9f6e803c42ec761a59
Markdowndd0e8babd6a046370efb86bec56de6b57c9a3cdb75c7e3fe3b8453de339adddc
PDF
Publication pagef4fe91a0bb4e975cf26999dca71caa01e5f16ba2855d3484433b3495e5726714
Manifest5b907192768d5a9ce2a314f3ffa24508ff32ac46e63699fad1aea8ecb8b27a1e

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
SignatureLnqo8cjIkOK+H3ySVmTZ4i3ezs2HM4ZvLy4n9eHtWWqdh8z54y1owo7Dw23DjqoIILMK4tOeWSkT3pb2ranfBw==
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

2026-09-17T11:38:24.052043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030534
observed f4fe91a0bb4e975cf26999dca71caa01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.033039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030534/manifest.json
observed 5b907192768d5a9ce2a314f3ffa24508...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.014335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030534/publication.md
observed dd0e8babd6a046370efb86bec56de6b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:23.998080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030534/publication.txt
observed dcc800d376dce84da8c8cc32375d073b...
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.