Pith Number

pith:6MTZ5TNG

pith:2002:6MTZ5TNGHEK7DIBX4WH7EWJIMZ

not attested not anchored not stored refs pending

EUV excess in the inner Virgo cluster

A.A. Nucita, D. Orlando, F. De Paolis, G. Ingrosso

arxiv:astro-ph/0212315 v1 · 2002-12-13 · 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{6MTZ5TNGHEK7DIBX4WH7EWJIMZ}

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	2026-07-04T16:31:24.986083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3279ecda63915f1a037e58ff25928665ada72578f3740990ba12012b067c6bf

Aliases

arxiv: astro-ph/0212315 · arxiv_version: astro-ph/0212315v1 · doi: 10.48550/arxiv.astro-ph/0212315 · pith_short_12: 6MTZ5TNGHEK7 · pith_short_16: 6MTZ5TNGHEK7DIBX · pith_short_8: 6MTZ5TNG

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/6MTZ5TNGHEK7DIBX4WH7EWJIMZ \
  | 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: f3279ecda63915f1a037e58ff25928665ada72578f3740990ba12012b067c6bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad1b9564f2dcf3ca19abfd3b93829b6a28f70f8f30ccae4f6c3f14bcc4edb109",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-12-13T08:04:34Z",
    "title_canon_sha256": "8a95dcbdbc6ca604c49ac069436680b0289514a1774fa4d22f6ec8dfcc8681ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0212315",
    "kind": "arxiv",
    "version": 1
  }
}