Pith Number

pith:3WHQM2GM

pith:2003:3WHQM2GMUZUVHHEPPHDH4CGGX6

not attested not anchored not stored refs pending

Kinematics of the faintest gas rich galaxy in the Local Group: DDO210

Ayesha Begum, Jayaram N. Chengalur

arxiv:astro-ph/0310138 v1 · 2003-10-06 · 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{3WHQM2GMUZUVHHEPPHDH4CGGX6}

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	2026-07-04T16:37:29.369672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd8f0668cca669539c8f79c67e08c6bfa4a6aa5ba525d75587bb70340cd136c5

Aliases

arxiv: astro-ph/0310138 · arxiv_version: astro-ph/0310138v1 · doi: 10.48550/arxiv.astro-ph/0310138 · pith_short_12: 3WHQM2GMUZUV · pith_short_16: 3WHQM2GMUZUVHHEP · pith_short_8: 3WHQM2GM

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/3WHQM2GMUZUVHHEPPHDH4CGGX6 \
  | 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: dd8f0668cca669539c8f79c67e08c6bfa4a6aa5ba525d75587bb70340cd136c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7537bb0d32910b378f93ef07ba3d131877db48e4b6c3a258e51b2c94bd33ab4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-10-06T13:56:27Z",
    "title_canon_sha256": "efed8dcf5de7d4c3f34ac7a197d19c6298cb5c43e684e3a1c42a51661de78188"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0310138",
    "kind": "arxiv",
    "version": 1
  }
}