Pith Number

pith:YXP4N2VC

pith:1996:YXP4N2VCEFP5JFSYR2Z4RI5DZY

not attested not anchored not stored refs pending

Black Hole--Scalar Field Interactions in Spherical Symmetry

Matthew W. Choptuik, Robert L. Marsa

arxiv:gr-qc/9607034 v1 · 1996-07-15 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YXP4N2VCEFP5JFSYR2Z4RI5DZY}

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	2026-05-18T04:35:34.121995Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5dfc6eaa2215fd496588eb3c8a3a3ce3d5161a24bd9268307d3b1cbb06dcbfe

Aliases

arxiv: gr-qc/9607034 · arxiv_version: gr-qc/9607034v1 · doi: 10.48550/arxiv.gr-qc/9607034 · pith_short_12: YXP4N2VCEFP5 · pith_short_16: YXP4N2VCEFP5JFSY · pith_short_8: YXP4N2VC

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/YXP4N2VCEFP5JFSYR2Z4RI5DZY \
  | 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: c5dfc6eaa2215fd496588eb3c8a3a3ce3d5161a24bd9268307d3b1cbb06dcbfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a3b1a6305702d637f4f43b83a03a7ddd8d31f87ee563d5d0679dd6934ad3bb13",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1996-07-15T15:52:51Z",
    "title_canon_sha256": "bac2c9e7d957e9c2bacfdce44b254da29c756fed1b66cd3b7cf81f046d6b1475"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9607034",
    "kind": "arxiv",
    "version": 1
  }
}