Pith Number

pith:G7SN3ZMB

pith:2008:G7SN3ZMBMMXPMS7O5IUOUHXYRG

not attested not anchored not stored refs pending

An Integrated Picture of Star Formation, Metallicity Evolution, and Galactic Stellar Mass Assembly

A. J. Barger, L. L. Cowie

arxiv:0806.3457 v1 · 2008-06-20 · 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{G7SN3ZMBMMXPMS7O5IUOUHXYRG}

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	2026-05-18T04:28:45.870061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37e4dde581632ef64beeea28ea1ef889a48dd2f4e2f6754dd38b3f60123f1582

Aliases

arxiv: 0806.3457 · arxiv_version: 0806.3457v1 · doi: 10.48550/arxiv.0806.3457 · pith_short_12: G7SN3ZMBMMXP · pith_short_16: G7SN3ZMBMMXPMS7O · pith_short_8: G7SN3ZMB

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/G7SN3ZMBMMXPMS7O5IUOUHXYRG \
  | 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: 37e4dde581632ef64beeea28ea1ef889a48dd2f4e2f6754dd38b3f60123f1582

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "512f733ba0fdd4d1789cb1e641820db8a0915b9cb5f5e0390b7259d9a51f4617",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-06-20T20:01:16Z",
    "title_canon_sha256": "2f5ed8f3b73ba46ae4db147e6fdaaf5d8f603400cc076e30c3629e8dce54231d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0806.3457",
    "kind": "arxiv",
    "version": 1
  }
}