OpenTechnical

OT-2026-000012254

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, pulsed blow-off before 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-2026-000012254) never changes.

Identity and time

Publication numberOT-2026-000012254 · never reused
Internal UUID01a0ae6d-39f5-701c-967e-5e96659052a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012254
StatusPUBLIC

Content hashes

Canonical text63ce61918b0a276acf30c3d28e5406e73af815ea6e2fccc9b24ddb6503d30b69
Markdownc99fc533db6d303051274d0aa5adce400dba1b1ddfd2fe1ca0f2afc73d089eea
PDF
Publication page4b8bc5552ad7c3d8c187abc47718b869d8a9453d0ba75106dfb65410adda7f40
Manifest8938668c84d360108f4579edd978e0a964b23cf85c18b8e50a3646f17431461e

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
SignatureBBYSd4TXkvMimbVI4w1mTw3nxCLc16UJ6QLNml1bj9AkEibdnYaiWELyK50KXSSBCeTNPPm3z6DAUJjL2hmcCA==
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

2026-09-17T12:11:11.039592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012254
observed 4b8bc5552ad7c3d8c187abc47718b869...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:11.021232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012254/manifest.json
observed 8938668c84d360108f4579edd978e0a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:11.001995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012254/publication.md
observed c99fc533db6d303051274d0aa5adce40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:10.983584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012254/publication.txt
observed 63ce61918b0a276acf30c3d28e5406e7...
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.