Pith Number

pith:UNEREPHS

pith:2016:UNEREPHSM3Q2MEOHUB7EYIMDAY

not attested not anchored not stored refs pending

Entanglement entropy in top-down models

Marika Taylor, Peter A. R. Jones

arxiv:1602.04825 v1 · 2016-02-15 · 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{UNEREPHSM3Q2MEOHUB7EYIMDAY}

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	2026-05-18T01:04:13.826151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a349123cf266e1a611c7a07e4c21830604b0da500c98242ce49c9fe9e2ce49f9

Aliases

arxiv: 1602.04825 · arxiv_version: 1602.04825v1 · doi: 10.48550/arxiv.1602.04825 · pith_short_12: UNEREPHSM3Q2 · pith_short_16: UNEREPHSM3Q2MEOH · pith_short_8: UNEREPHS

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/UNEREPHSM3Q2MEOHUB7EYIMDAY \
  | 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: a349123cf266e1a611c7a07e4c21830604b0da500c98242ce49c9fe9e2ce49f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8daee3c91ea8f66f0a5c214a53632c31467994361994bde89c80e8c651c49e80",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2016-02-15T21:00:09Z",
    "title_canon_sha256": "68e36bde15357b9dc09c619935268d3c7d159aa9537d52b9cc5afcfc042cb744"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.04825",
    "kind": "arxiv",
    "version": 1
  }
}