OpenTechnical

OT-2026-000046747

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000046747) never changes.

Identity and time

Publication numberOT-2026-000046747 · never reused
Internal UUID01a0ae7e-d0f3-7ff7-a081-ad1370caf482 · 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-2026-000046747
StatusPUBLIC

Content hashes

Canonical texteadb0d56e2b828d897d4862a9cea08705a91094b01c9897f31db575dcf000208
Markdowna8c46d6b241358d8af36d478030ab4cb0824c174b04f6066de283e95ffd06b76
PDF
Publication paged9b8885f2997f0dc29d6bdaff33c3a9ceaa93e06afd2c8828025e9cd423d88d8
Manifestc93faf9dd3cd8f811f70053d1735150fcb146d8af2bb75fb6a03c158107d5f64

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
SignaturevOZJdu5KZNIG89j1tikb3bzncKEk+ym4wQBwRR2l9/DDScUs2MA2AUj7IOD/GMCPsExEnogcXTpsX0F1yv90Dg==
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

2026-09-17T11:06:48.676616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046747
observed d9b8885f2997f0dc29d6bdaff33c3a9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:48.659232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046747/manifest.json
observed c93faf9dd3cd8f811f70053d1735150f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:48.640226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046747/publication.md
observed a8c46d6b241358d8af36d478030ab4cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:48.622467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046747/publication.txt
observed eadb0d56e2b828d897d4862a9cea0870...
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.