Pith Number

pith:Y6IRHAZ6

pith:2009:Y6IRHAZ6SC43M4TZNO3REI44W2

not attested not anchored not stored refs pending

Accretion History of Subhalo Population now and then

Carlo Giocoli (ZAH/ITA University of Heidelberg)

arxiv:0911.2969 v1 · 2009-11-16 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y6IRHAZ6SC43M4TZNO3REI44W2}

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	2026-05-18T02:34:05.245994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c79113833e90b9b672796bb712239cb693053cfeaa8e96037dbf9bf0c11ffebd

Aliases

arxiv: 0911.2969 · arxiv_version: 0911.2969v1 · doi: 10.48550/arxiv.0911.2969 · pith_short_12: Y6IRHAZ6SC43 · pith_short_16: Y6IRHAZ6SC43M4TZ · pith_short_8: Y6IRHAZ6

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/Y6IRHAZ6SC43M4TZNO3REI44W2 \
  | 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: c79113833e90b9b672796bb712239cb693053cfeaa8e96037dbf9bf0c11ffebd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a733861f73d62211eb9c337ab77fb5c45a48a6774166790d0ed75b5af95804a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-16T07:40:09Z",
    "title_canon_sha256": "f364bc265cafd2c1e634752b88c4757e45459c594a14ea32d70d381c6fd64bc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.2969",
    "kind": "arxiv",
    "version": 1
  }
}