Pith Number

pith:FWKQ76OR

pith:2009:FWKQ76ORYUTM5KXKYQ4JKOIEOV

not attested not anchored not stored refs pending

On the starting redshift for cosmological simulations: Focusing on halo properties

AIP), Alexander Knebe (UAM, Christian Wagner (AIP), Fabian Krause (AIP), Steffen Knollmann (UAM, Tobias Diekershoff (AIP)

arxiv:0904.0083 v1 · 2009-04-01 · 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{FWKQ76ORYUTM5KXKYQ4JKOIEOV}

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	2026-05-18T04:29:15.459457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d950ff9d1c526ceaaeac438953904754e3769aad5e107f565912cf4ded9ed02

Aliases

arxiv: 0904.0083 · arxiv_version: 0904.0083v1 · doi: 10.48550/arxiv.0904.0083 · pith_short_12: FWKQ76ORYUTM · pith_short_16: FWKQ76ORYUTM5KXK · pith_short_8: FWKQ76OR

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/FWKQ76ORYUTM5KXKYQ4JKOIEOV \
  | 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: 2d950ff9d1c526ceaaeac438953904754e3769aad5e107f565912cf4ded9ed02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d1737c3d8805b182350ded9a0ab7f923cbf2e0cfcaf71c018f550794f809e89",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-04-01T07:50:26Z",
    "title_canon_sha256": "634009beb678a73f66a4d2f2e516524fa8d029b766740b312802c9f9850e32cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0083",
    "kind": "arxiv",
    "version": 1
  }
}