Pith Number

pith:HHRVFYNP

pith:2013:HHRVFYNP22IWVULRL63ULNGK77

not attested not anchored not stored refs pending

Love story under the H-bomb shadow

K.E. Filipchuk, Z.K. Silagadze

arxiv:1303.7307 v1 · 2013-03-29 · physics.soc-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{HHRVFYNP22IWVULRL63ULNGK77}

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	2026-05-18T03:29:28.933871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39e352e1afd6916ad1715fb745b4caffd85160ff521d43da3698f337c1d02dc4

Aliases

arxiv: 1303.7307 · arxiv_version: 1303.7307v1 · doi: 10.48550/arxiv.1303.7307 · pith_short_12: HHRVFYNP22IW · pith_short_16: HHRVFYNP22IWVULR · pith_short_8: HHRVFYNP

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/HHRVFYNP22IWVULRL63ULNGK77 \
  | 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: 39e352e1afd6916ad1715fb745b4caffd85160ff521d43da3698f337c1d02dc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15830fc640a8a877e7f7681d42e48ec0de8dcceb0c1258b81bcd5db7480aa826",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2013-03-29T06:27:57Z",
    "title_canon_sha256": "c146993a698169e35e9b85f3aa62c0749c01b960d2557c9dc578c8097da82b85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.7307",
    "kind": "arxiv",
    "version": 1
  }
}