Pith Number

pith:WNN4LHU4

pith:2015:WNN4LHU4OAQ2BMTB66EOFLGGSU

not attested not anchored not stored refs pending

Evolution of holographic entanglement entropy in an anisotropic system

Christian Ecker, Daniel Grumiller, Stefan A. Stricker

arxiv:1506.02658 v2 · 2015-06-08 · hep-th · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WNN4LHU4OAQ2BMTB66EOFLGGSU}

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	2026-05-18T01:34:16.322903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b35bc59e9c7021a0b261f788e2acc69511e7796256a5c47a315c94012a5111ac

Aliases

arxiv: 1506.02658 · arxiv_version: 1506.02658v2 · doi: 10.48550/arxiv.1506.02658 · pith_short_12: WNN4LHU4OAQ2 · pith_short_16: WNN4LHU4OAQ2BMTB · pith_short_8: WNN4LHU4

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/WNN4LHU4OAQ2BMTB66EOFLGGSU \
  | 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: b35bc59e9c7021a0b261f788e2acc69511e7796256a5c47a315c94012a5111ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a756a91250f9cf928f400721eed630e9a1bb550af2724ecf21c3c2e74888b1a",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-06-08T20:00:30Z",
    "title_canon_sha256": "013caa69a367e7c604f2f1d79c777c948a6793ae7b41960643f6113d7ad7256d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.02658",
    "kind": "arxiv",
    "version": 2
  }
}