Pith Number

pith:R4DSVMQ5

pith:2015:R4DSVMQ5VEKSGCUMWWZLUEDJYF

not attested not anchored not stored refs pending

Entanglement entropy and differential entropy for massive flavors

Marika Taylor, Peter A.R. Jones

arxiv:1505.07697 v2 · 2015-05-28 · 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{R4DSVMQ5VEKSGCUMWWZLUEDJYF}

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	2026-05-18T01:34:16.554301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f072ab21da915230a8cb5b2ba1069c16d4264168f0ea3d34ed5727aeced681b

Aliases

arxiv: 1505.07697 · arxiv_version: 1505.07697v2 · doi: 10.48550/arxiv.1505.07697 · pith_short_12: R4DSVMQ5VEKS · pith_short_16: R4DSVMQ5VEKSGCUM · pith_short_8: R4DSVMQ5

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/R4DSVMQ5VEKSGCUMWWZLUEDJYF \
  | 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: 8f072ab21da915230a8cb5b2ba1069c16d4264168f0ea3d34ed5727aeced681b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dd13e010324456aeb254069996329c06dfe9a89b8b1c745e53362ee6613cd27",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-05-28T14:23:09Z",
    "title_canon_sha256": "7e1acd66c48782abb3740bcc4c31483c6948d52de892eb75599eba09662ce86e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07697",
    "kind": "arxiv",
    "version": 2
  }
}