Pith Number

pith:7G2WTYA3

pith:2009:7G2WTYA3IF5F7M5OHDCXBUPRSB

not attested not anchored not stored refs pending

Particle energy and Hawking temperature

Chikun Ding, Jiliang Jing, Mengjie Wang

arxiv:0904.4329 v1 · 2009-04-28 · gr-qc · hep-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{7G2WTYA3IF5F7M5OHDCXBUPRSB}

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	2026-05-18T04:34:00.626194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9b569e01b417a5fb3ae38c570d1f1906ad4da1b333eb16d3bd896b2a2881d60

Aliases

arxiv: 0904.4329 · arxiv_version: 0904.4329v1 · doi: 10.48550/arxiv.0904.4329 · pith_short_12: 7G2WTYA3IF5F · pith_short_16: 7G2WTYA3IF5F7M5O · pith_short_8: 7G2WTYA3

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/7G2WTYA3IF5F7M5OHDCXBUPRSB \
  | 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: f9b569e01b417a5fb3ae38c570d1f1906ad4da1b333eb16d3bd896b2a2881d60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4574514d60e515ff6b81d238154714f95ce11a84f16473ba84844a7d937fdc9e",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-04-28T08:18:05Z",
    "title_canon_sha256": "31c880041353c721f7957ba8839aa42d464be267ac8a0d15a8c2595fdb005e5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.4329",
    "kind": "arxiv",
    "version": 1
  }
}