Pith Number

pith:7WBEFTL6

pith:2006:7WBEFTL67XRELYQ22MMVHZFJXG

not attested not anchored not stored refs pending

Star formation rates and stellar masses in z ~ 1 gamma ray burst hosts

D. Watson, J. Gorosabel, J. Hjorth, J. M. Castro Cer\'on, J. P. U. Fynbo, M. J. Micha{\l}owski

arxiv:astro-ph/0612355 v1 · 2006-12-14 · 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{7WBEFTL67XRELYQ22MMVHZFJXG}

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	2026-05-18T04:29:14.847462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd8242cd7efde245e21ad31953e4a9b9b41000fb8021422bf247ab11e8784b14

Aliases

arxiv: astro-ph/0612355 · arxiv_version: astro-ph/0612355v1 · doi: 10.48550/arxiv.astro-ph/0612355 · pith_short_12: 7WBEFTL67XRE · pith_short_16: 7WBEFTL67XRELYQ2 · pith_short_8: 7WBEFTL6

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/7WBEFTL67XRELYQ22MMVHZFJXG \
  | 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: fd8242cd7efde245e21ad31953e4a9b9b41000fb8021422bf247ab11e8784b14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ca2f9a10d48256f5eb41b99c66a51d71b4adc8f1bd78e357798fa786a8479c3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-12-14T19:45:35Z",
    "title_canon_sha256": "c49c02a0e4fed4a2b2e793f116f17019f7893d8d238155b0845df143d36aa905"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0612355",
    "kind": "arxiv",
    "version": 1
  }
}