Pith Number

pith:45G3UO22

pith:2008:45G3UO22S7VEA2MPUXWDWNGMY3

not attested not anchored not stored refs pending

Emission-lines calibrations of the Star Formation Rate from the Sloan Digital Sky Survey

APC), B. Argence (LATT, F. Lamareille (LATT, INAF)

arxiv:0811.2420 v1 · 2008-11-14 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{45G3UO22S7VEA2MPUXWDWNGMY3}

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	2026-05-18T03:59:49.806503Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e74dba3b5a97ea40698fa5ec3b34ccc6fadd74956db95c1030f49f17caba0f8f

Aliases

arxiv: 0811.2420 · arxiv_version: 0811.2420v1 · doi: 10.48550/arxiv.0811.2420 · pith_short_12: 45G3UO22S7VE · pith_short_16: 45G3UO22S7VEA2MP · pith_short_8: 45G3UO22

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/45G3UO22S7VEA2MPUXWDWNGMY3 \
  | 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: e74dba3b5a97ea40698fa5ec3b34ccc6fadd74956db95c1030f49f17caba0f8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d12a9b013c65cc42b268b9d91b099c4c6fa694dfe1e1cccb74df9b9648120312",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-11-14T21:06:18Z",
    "title_canon_sha256": "e759262ebfa9ad0df341a50e220ef34f92a2513e8b09770f6a95ed2627dcc911"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.2420",
    "kind": "arxiv",
    "version": 1
  }
}