Pith Number

pith:UFFKBUUD

pith:2018:UFFKBUUD2RGJEOWMXR3KA6TGI2

not attested not anchored not stored refs pending

Spectral Index of the Diffuse Radio Background Between 50 and 100 MHz

Alan E. E. Rogers, Judd D. Bowman, Nivedita Mahesh, Raul A. Monsalve, Thomas J. Mozdzen

arxiv:1812.02660 v2 · 2018-12-06 · astro-ph.IM · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UFFKBUUD2RGJEOWMXR3KA6TGI2}

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	2026-05-17T23:56:52.539894Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a14aa0d283d44c923accbc76a07a664698b64199299c994899c258dd341d2fa7

Aliases

arxiv: 1812.02660 · arxiv_version: 1812.02660v2 · doi: 10.48550/arxiv.1812.02660 · pith_short_12: UFFKBUUD2RGJ · pith_short_16: UFFKBUUD2RGJEOWM · pith_short_8: UFFKBUUD

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/UFFKBUUD2RGJEOWMXR3KA6TGI2 \
  | 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: a14aa0d283d44c923accbc76a07a664698b64199299c994899c258dd341d2fa7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25da4d2ddc8658a56640ae1a837b1164db2b1dd318685babc4163be0f7281a46",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-12-06T16:56:15Z",
    "title_canon_sha256": "878b9202ae18931ff292671597a9fd79fcb9de9d1f8489bc5707f94f272678f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.02660",
    "kind": "arxiv",
    "version": 2
  }
}