Pith Number

pith:KSIIOIWX

pith:2006:KSIIOIWXMPMMX2MVH6BXGBYAVN

not attested not anchored not stored refs pending

Age constraints for an M31 globular cluster from SEDs-fit

Arizona State University), Astronomy, Chinese Academy of Sciences; (2)Department of Physics, David Burstein (2), Jianghua Wu (1) et al. ((1)National Astronomical Observatories, Jun Ma (1), Xu Zhou (1), Yanbin Yang (1), Zhenyu Wu (1), Zhou Fan (1)

arxiv:astro-ph/0612368 v1 · 2006-12-14 · 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{KSIIOIWXMPMMX2MVH6BXGBYAVN}

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	2026-05-18T04:29:14.813536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54908722d763d8cbe9953f83730700ab779e6dcb820aeef9a810b7455c4f0bc0

Aliases

arxiv: astro-ph/0612368 · arxiv_version: astro-ph/0612368v1 · doi: 10.48550/arxiv.astro-ph/0612368 · pith_short_12: KSIIOIWXMPMM · pith_short_16: KSIIOIWXMPMMX2MV · pith_short_8: KSIIOIWX

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/KSIIOIWXMPMMX2MVH6BXGBYAVN \
  | 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: 54908722d763d8cbe9953f83730700ab779e6dcb820aeef9a810b7455c4f0bc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61e4997c9c3a0505e8a0a5c817565ac59b8bf901c2b45522e4211d311380c1cd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-12-14T05:51:19Z",
    "title_canon_sha256": "78edde68d78c93b7c0ad85e6cc2fd45b03091c33e853558f5e4991e44012ba9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0612368",
    "kind": "arxiv",
    "version": 1
  }
}