Pith Number

pith:EEEI2TJ7

pith:2009:EEEI2TJ7CGCNYS2AIK64IKGWAX

not attested not anchored not stored refs pending

The rotation curves shapes of late-type dwarf galaxies

J.M. van der Hulst, R.A. Swaters, R. Sancisi, T.S. van Albada

arxiv:0901.4222 v1 · 2009-01-27 · 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{EEEI2TJ7CGCNYS2AIK64IKGWAX}

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.

Cited by

1 paper in Pith

Probing the origin of the kilonova candidate GRB 230307A: analysis of host galaxy and offset

Receipt and verification

First computed	2026-07-04T17:14:18.355970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21088d4d3f1184dc4b4042bdc428d605e62b360d68b543201a723df9f3bff011

Aliases

arxiv: 0901.4222 · arxiv_version: 0901.4222v1 · doi: 10.48550/arxiv.0901.4222 · pith_short_12: EEEI2TJ7CGCN · pith_short_16: EEEI2TJ7CGCNYS2A · pith_short_8: EEEI2TJ7

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/EEEI2TJ7CGCNYS2AIK64IKGWAX \
  | 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: 21088d4d3f1184dc4b4042bdc428d605e62b360d68b543201a723df9f3bff011

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80f32700aebe6251eb6a7a0116c61de0204c21e3a52feeaa22ed522e87e7499e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-01-27T11:14:23Z",
    "title_canon_sha256": "547763983f7f38406f61f9c882ae41ffb1bbb54ab205b509a134cd075c583c41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.4222",
    "kind": "arxiv",
    "version": 1
  }
}