OpenTechnical

OT-2026-000043750

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, sustained blow-off 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-2026-000043750) never changes.

Identity and time

Publication numberOT-2026-000043750 · never reused
Internal UUID01a0ae7b-d676-75ac-87a3-af25e4b5c743 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043750
StatusPUBLIC

Content hashes

Canonical text19edb0d8ad4c7cfbc9054485ab297dd850b0e1893feb72f29ba08151cf95271f
Markdown6b88935014b6ae512f16d8605339f7ec05c82bee922464e06a886012e7c552c0
PDF
Publication page1f64f7d17ba7138c8558d917a69df48187eb6b5591d6637d94c9ad8b7c2521a3
Manifestc78068aaab7dc2fc1acaa1c3b3041dfee99877f5a57cea0fcf627141045a03e9

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
Signaturect/ALorStK2h8ecBPzpv2xMCaqMY5lOAuYWlufUUEzBD3I8SEIUIqyNJDgROzuQKqEb/1wGakXANZ/ZyYfrGBg==
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

2026-09-17T11:12:01.891609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043750
observed 1f64f7d17ba7138c8558d917a69df481...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:01.874398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043750/manifest.json
observed c78068aaab7dc2fc1acaa1c3b3041dfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:01.856676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043750/publication.md
observed 6b88935014b6ae512f16d8605339f7ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:01.838207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043750/publication.txt
observed 19edb0d8ad4c7cfbc9054485ab297dd8...
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.