Pith Number

pith:34MEOQ7G

pith:2015:34MEOQ7GSIBNX7XXKOLBMEKNJA

not attested not anchored not stored refs pending

Predicting dust extinction properties of star-forming galaxies from H-alpha/UV ratio

Fumi Egusa, Ichi Tanaka, Issei Yamamura, Ken-ichi Tadaki, Masao Hayashi, Nagisa Oi, Rhythm Shimakawa, Satoshi Takita, Sin'itirou Makiuti, Tadayuki Kodama, Yusei Koyama

arxiv:1507.04092 v1 · 2015-07-15 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{34MEOQ7GSIBNX7XXKOLBMEKNJA}

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	2026-05-18T01:33:42.497229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df184743e69202dbfef7539616114d4808fbfb2d235e660b6e504eaf4909dbc3

Aliases

arxiv: 1507.04092 · arxiv_version: 1507.04092v1 · doi: 10.48550/arxiv.1507.04092 · pith_short_12: 34MEOQ7GSIBN · pith_short_16: 34MEOQ7GSIBNX7XX · pith_short_8: 34MEOQ7G

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/34MEOQ7GSIBNX7XXKOLBMEKNJA \
  | 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: df184743e69202dbfef7539616114d4808fbfb2d235e660b6e504eaf4909dbc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1676803abff3158e3dda0e133c1641dc3aa09616ba1ea3b27eed8432fe460d46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-07-15T06:10:17Z",
    "title_canon_sha256": "7f554ddee34f83b61f8cc3fd629d7ab7f82bd50d00e13eb5ea95e9b274983c1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.04092",
    "kind": "arxiv",
    "version": 1
  }
}