Pith Number

pith:YN5LCXL7

pith:2012:YN5LCXL7IKL5OQ6264B5J3MQRM

not attested not anchored not stored refs pending

Quantum Spring

Chao-Jun Feng, Xin-zhou Li

arxiv:1205.4475 v1 · 2012-05-21 · hep-th · quant-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{YN5LCXL7IKL5OQ6264B5J3MQRM}

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	2026-05-18T03:48:59.574303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c37ab15d7f4297d743daf703d4ed908b11bd04d166475c9a156a2ff9b7cc7528

Aliases

arxiv: 1205.4475 · arxiv_version: 1205.4475v1 · doi: 10.48550/arxiv.1205.4475 · pith_short_12: YN5LCXL7IKL5 · pith_short_16: YN5LCXL7IKL5OQ62 · pith_short_8: YN5LCXL7

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/YN5LCXL7IKL5OQ6264B5J3MQRM \
  | 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: c37ab15d7f4297d743daf703d4ed908b11bd04d166475c9a156a2ff9b7cc7528

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6b9cdb64da105b9c4b64e3febfe22d998167b625594a77e0cfa8574e19947a6",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-05-21T01:43:46Z",
    "title_canon_sha256": "340f3b294061a65988df0b1d2cabe52067ae019b57c9e20cfe21b54690e15404"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.4475",
    "kind": "arxiv",
    "version": 1
  }
}