Pith Number

pith:FQG663IS

pith:2009:FQG663ISWDWKF3ZIHDF5DL3Q3F

not attested not anchored not stored refs pending

A VLT VIMOS study of the anomalous BCD Mrk 996: mapping the ionised gas kinematics and abundances

B. L. James, F. Cuisinier, J. R. Walsh, K. M. Exter, M. J. Barlow, M. S. Westmoquette, Y. G. Tsamis

arxiv:0903.2280 v2 · 2009-03-12 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FQG663ISWDWKF3ZIHDF5DL3Q3F}

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	2026-05-18T02:14:28.653512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c0def6d12b0eca2ef2838cbd1af70d96e4be6953e98fe80fba21c6feb28c057

Aliases

arxiv: 0903.2280 · arxiv_version: 0903.2280v2 · doi: 10.48550/arxiv.0903.2280 · pith_short_12: FQG663ISWDWK · pith_short_16: FQG663ISWDWKF3ZI · pith_short_8: FQG663IS

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/FQG663ISWDWKF3ZIHDF5DL3Q3F \
  | 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: 2c0def6d12b0eca2ef2838cbd1af70d96e4be6953e98fe80fba21c6feb28c057

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "518bc7d87de7f9f88dd1e3900a94d0be49373e31030b9e5e2b2e6e5847df1643",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-03-12T21:45:00Z",
    "title_canon_sha256": "05a7dcd69920d8b02a87f84be7639d1da5fdbd27016b3e52be7c0fc496e02a2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.2280",
    "kind": "arxiv",
    "version": 2
  }
}