Pith Number

pith:SXFBL6KQ

pith:2011:SXFBL6KQ6UHH644NO53P6J4N4F

not attested not anchored not stored refs pending

A Sparse Semi-Blind Source Identification Method and Its Application to Raman Spectroscopy for Explosives Detection

J. Xin, Y. Sun

arxiv:1110.1432 v1 · 2011-10-07 · math.NA · physics.data-an

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SXFBL6KQ6UHH644NO53P6J4N4F}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T04:11:30.120370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95ca15f950f50e7f738d7776ff278de17f429ee772de3e3e62bf2a70f3f913a1

Aliases

arxiv: 1110.1432 · arxiv_version: 1110.1432v1 · doi: 10.48550/arxiv.1110.1432 · pith_short_12: SXFBL6KQ6UHH · pith_short_16: SXFBL6KQ6UHH644N · pith_short_8: SXFBL6KQ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/SXFBL6KQ6UHH644NO53P6J4N4F \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 95ca15f950f50e7f738d7776ff278de17f429ee772de3e3e62bf2a70f3f913a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cab5e819c33c695aca50c4c8ec57b1b5028bdb1a59f2b98cd9560807afd5c15",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2011-10-07T05:40:37Z",
    "title_canon_sha256": "ed8d73d99fc8b21d63e99b0269b978839021715d37080501a436ef1a78d84e93"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1432",
    "kind": "arxiv",
    "version": 1
  }
}