Pith Number

pith:4U64XJLT

pith:2014:4U64XJLTGEKTQKFX43QUW6GTYP

not attested not anchored not stored refs pending

Relativistic Disc lines

A.C. Fabian, Cambridge, E. Kara, M.L.Parker (Institute of Astronomy, UK)

arxiv:1405.4150 v1 · 2014-05-16 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4U64XJLTGEKTQKFX43QUW6GTYP}

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	2026-05-18T02:51:43.023786Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e53dcba57331153828b7e6e14b78d3c3f0a71451df77dc665be135e26051f1a1

Aliases

arxiv: 1405.4150 · arxiv_version: 1405.4150v1 · doi: 10.48550/arxiv.1405.4150 · pith_short_12: 4U64XJLTGEKT · pith_short_16: 4U64XJLTGEKTQKFX · pith_short_8: 4U64XJLT

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/4U64XJLTGEKTQKFX43QUW6GTYP \
  | 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: e53dcba57331153828b7e6e14b78d3c3f0a71451df77dc665be135e26051f1a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc3f610dbd7c76dbc384e628de67ebfc41dc2bb561b69c1a819968a98632d6e7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-05-16T12:50:26Z",
    "title_canon_sha256": "d3741ff1e81795a191e3db57e2a4c46ce156e3ff3ca62fc1695434aae0bdaa90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.4150",
    "kind": "arxiv",
    "version": 1
  }
}