Pith Number

pith:TLAPKXCG

pith:2015:TLAPKXCGXB3ND6U6K73GOQIFN4

not attested not anchored not stored refs pending

Study on Cooling of Positronium for Bose-Einstein Condensation

Kenji Shu, Kosuke Yoshioka, Makoto Kuwata-Gonokami, Shoji Asai, Takayuki Yamazaki, Toshio Namba, Xing Fan

arxiv:1511.07924 v2 · 2015-11-25 · cond-mat.quant-gas · hep-ex · physics.atom-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{TLAPKXCGXB3ND6U6K73GOQIFN4}

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	2026-05-18T01:14:02.122221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ac0f55c46b876d1fa9e57f66741056f26a9dd0e0769f374f6222ee60c4c1518

Aliases

arxiv: 1511.07924 · arxiv_version: 1511.07924v2 · doi: 10.48550/arxiv.1511.07924 · pith_short_12: TLAPKXCGXB3N · pith_short_16: TLAPKXCGXB3ND6U6 · pith_short_8: TLAPKXCG

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/TLAPKXCGXB3ND6U6K73GOQIFN4 \
  | 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: 9ac0f55c46b876d1fa9e57f66741056f26a9dd0e0769f374f6222ee60c4c1518

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e56e17bfe2792cbe859dbf8581c282feffb33b057857a002b0249cfd0768deef",
    "cross_cats_sorted": [
      "hep-ex",
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2015-11-25T00:26:12Z",
    "title_canon_sha256": "9e0d992981acd0ae03b0b5602ed050eced6f5bd66028e6e7ee8467a09e962001"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.07924",
    "kind": "arxiv",
    "version": 2
  }
}