Pith Number

pith:SKDOCJXH

pith:2014:SKDOCJXHOU5CZXA53ISMGK55OC

not attested not anchored not stored refs pending

Holographic entanglement entropy and the internal space

Andreas Karch, Christoph F. Uhlemann

arxiv:1501.00003 v2 · 2014-12-30 · 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{SKDOCJXHOU5CZXA53ISMGK55OC}

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	2026-05-18T02:18:43.024517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9286e126e7753a2cdc1dda24c32bbd70a5ad88d40501dbb002b0ffcfef6ae9bd

Aliases

arxiv: 1501.00003 · arxiv_version: 1501.00003v2 · doi: 10.48550/arxiv.1501.00003 · pith_short_12: SKDOCJXHOU5C · pith_short_16: SKDOCJXHOU5CZXA5 · pith_short_8: SKDOCJXH

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/SKDOCJXHOU5CZXA53ISMGK55OC \
  | 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: 9286e126e7753a2cdc1dda24c32bbd70a5ad88d40501dbb002b0ffcfef6ae9bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "073d6624362c0d311a00295d33a45ed25105f9a1c5f48c1957d2636ef8fa1fd6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2014-12-30T21:00:05Z",
    "title_canon_sha256": "d0caa23b37f752c5cbb240ab313463791c5f20f898121a7b259b23c9cee9b053"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00003",
    "kind": "arxiv",
    "version": 2
  }
}