Pith Number

pith:XBMXCD2L

pith:2008:XBMXCD2L4UASHL2GBUXBCC3LRO

not attested not anchored not stored refs pending

Exploring star formation using the filaments in the Sloan Digital Sky Survey Data Release Five (SDSS DR5)

Biswajit Pandey, Somnath Bharadwaj

arxiv:0804.0072 v2 · 2008-04-01 · 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{XBMXCD2L4UASHL2GBUXBCC3LRO}

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	2026-07-04T17:10:03.211585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b859710f4be50123af460d2e110b6b8b950d124dc8561a8f25e067889e4f7da8

Aliases

arxiv: 0804.0072 · arxiv_version: 0804.0072v2 · doi: 10.48550/arxiv.0804.0072 · pith_short_12: XBMXCD2L4UAS · pith_short_16: XBMXCD2L4UASHL2G · pith_short_8: XBMXCD2L

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/XBMXCD2L4UASHL2GBUXBCC3LRO \
  | 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: b859710f4be50123af460d2e110b6b8b950d124dc8561a8f25e067889e4f7da8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c173d620a073d6dfd9cbc5537dd9b6e367123e2cac495cc4c607b2a576f8d4b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-04-01T05:50:50Z",
    "title_canon_sha256": "ebc3000fe2dd5a129a7e2dedd53e6e6e61f0fac3beeeef4b920dcad25e6499e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.0072",
    "kind": "arxiv",
    "version": 2
  }
}