Pith Number

pith:IX7AJ4OH

pith:2000:IX7AJ4OHUIDJDDPDZ6A53MBR3O

not attested not anchored not stored refs pending

Foreground and background dust in star cluster directions

C.M. Dutra, E. Bica

arxiv:astro-ph/0005108 v1 · 2000-05-05 · 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{IX7AJ4OHUIDJDDPDZ6A53MBR3O}

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.

Cited by

1 paper in Pith

The Absolute Age of Milky Way Globular Clusters

Receipt and verification

First computed	2026-07-04T14:10:20.810321Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45fe04f1c7a206918de3cf81ddb031db83bd52c95e5c2d493698161c25491210

Aliases

arxiv: astro-ph/0005108 · arxiv_version: astro-ph/0005108v1 · doi: 10.48550/arxiv.astro-ph/0005108 · pith_short_12: IX7AJ4OHUIDJ · pith_short_16: IX7AJ4OHUIDJDDPD · pith_short_8: IX7AJ4OH

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/IX7AJ4OHUIDJDDPDZ6A53MBR3O \
  | 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: 45fe04f1c7a206918de3cf81ddb031db83bd52c95e5c2d493698161c25491210

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e70f199d4db79dd60dcbfc0c852010b61fb676802eb4e66541fe36d3f3445e32",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-05-05T20:28:10Z",
    "title_canon_sha256": "f5ceed730cfd70648efbe7027f97b73774331b98a393acea7113d048c0853b55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0005108",
    "kind": "arxiv",
    "version": 1
  }
}