Pith Number

pith:5Z3OU4QX

pith:2006:5Z3OU4QXJWLLVD3V356KDSJBFW

not attested not anchored not stored refs pending

Old and young bulges in late-type disk galaxies

C. M. Carollo, C. Scarlata, L. Mayer, M. Stiavelli, R.F.G. Wyse

arxiv:astro-ph/0610638 v1 · 2006-10-20 · 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{5Z3OU4QXJWLLVD3V356KDSJBFW}

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	2026-07-04T16:59:33.450627Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee76ea72174d96ba8f75df7ca1c9212dbf2abe8d384abbd8a0a8a7a0f596b7ea

Aliases

arxiv: astro-ph/0610638 · arxiv_version: astro-ph/0610638v1 · doi: 10.48550/arxiv.astro-ph/0610638 · pith_short_12: 5Z3OU4QXJWLL · pith_short_16: 5Z3OU4QXJWLLVD3V · pith_short_8: 5Z3OU4QX

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/5Z3OU4QXJWLLVD3V356KDSJBFW \
  | 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: ee76ea72174d96ba8f75df7ca1c9212dbf2abe8d384abbd8a0a8a7a0f596b7ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3df031d5edbbe999ec025fca83b8b9d413c50bd74ee4623b8478ad75b67c52e3",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-10-20T20:00:41Z",
    "title_canon_sha256": "1354cc6a76dcbdadfdb09949c49008bb0dd30d9d7fd9ef76cdb4653cfb96be9d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0610638",
    "kind": "arxiv",
    "version": 1
  }
}