Pith Number

pith:JSWRVXZI

pith:2018:JSWRVXZIL7O3MCW2L7L6JWRJZD

not attested not anchored not stored refs pending

Possible generation of $\pi$-condensation in a free space by collisions between photons and protons

Qi-Ren Zhang

arxiv:1804.05666 v3 · 2018-03-31 · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JSWRVXZIL7O3MCW2L7L6JWRJZD}

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	2026-05-17T23:57:32.031947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4cad1adf285fddb60ada5fd7e4da29c8f1eed191e58e2120bf73bacb266178fd

Aliases

arxiv: 1804.05666 · arxiv_version: 1804.05666v3 · doi: 10.48550/arxiv.1804.05666 · pith_short_12: JSWRVXZIL7O3 · pith_short_16: JSWRVXZIL7O3MCW2 · pith_short_8: JSWRVXZI

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/JSWRVXZIL7O3MCW2L7L6JWRJZD \
  | 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: 4cad1adf285fddb60ada5fd7e4da29c8f1eed191e58e2120bf73bacb266178fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec3228380be8cf8526d6657517638f2a0fcceb9c2f1a5d6dc682fce3485f790f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2018-03-31T07:31:46Z",
    "title_canon_sha256": "51d3443cd6690a03cf571787aba1d3c3c3efaa7568099f95c4e44de4f38a6551"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05666",
    "kind": "arxiv",
    "version": 3
  }
}