Pith Number

pith:MJ7C5TOM

pith:1999:MJ7C5TOMKWHIZY6IJRSEYI7P6J

not attested not anchored not stored refs pending

The Spectrum of Diffuse Cosmic Hard X-Rays Measured with HEAO-1

D. E. Gruber (CASS/UCSD), G. V. Jung (NRL), J. L. Matteson (CASS/UCSD), L. E. Peterson (CASS/UCSD)

arxiv:astro-ph/9903492 v1 · 1999-04-01 · 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{MJ7C5TOMKWHIZY6IJRSEYI7P6J}

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

2 papers in Pith

Neutron Star Bounds on Muonic Fifth Forces from Picometer to Kilometer Scales

Dark Matter Energy Deposition and Production from the Table-Top to the Cosmos

Receipt and verification

First computed	2026-07-04T16:10:51.538001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

627e2ecdcc558e8ce3c84c644c23eff26432310ed16488a0bbf153aebdf4973c

Aliases

arxiv: astro-ph/9903492 · arxiv_version: astro-ph/9903492v1 · doi: 10.48550/arxiv.astro-ph/9903492 · pith_short_12: MJ7C5TOMKWHI · pith_short_16: MJ7C5TOMKWHIZY6I · pith_short_8: MJ7C5TOM

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/MJ7C5TOMKWHIZY6IJRSEYI7P6J \
  | 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: 627e2ecdcc558e8ce3c84c644c23eff26432310ed16488a0bbf153aebdf4973c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "190c88a26afa952b3f60ee51f9e0f1c9089464089918098626aa56df664e0dbd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-04-01T00:33:39Z",
    "title_canon_sha256": "0d4d4edf689d64fd84353917aa638ca12f78851a39f5352c302eb85e6f8ba895"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9903492",
    "kind": "arxiv",
    "version": 1
  }
}