Pith Number

pith:FTNASNM5

pith:2018:FTNASNM5QJLCFAGVDJS2L6W67Q

not attested not anchored not stored refs pending

Microscopic origin of de Sitter entropy

Dmitriy Podolskiy

arxiv:1801.03012 v2 · 2018-01-09 · 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{FTNASNM5QJLCFAGVDJS2L6W67Q}

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	2026-05-18T00:12:43.546080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cda09359d82562280d51a65a5fadefc3bcde82851449b909510201e2d3ad878

Aliases

arxiv: 1801.03012 · arxiv_version: 1801.03012v2 · doi: 10.48550/arxiv.1801.03012 · pith_short_12: FTNASNM5QJLC · pith_short_16: FTNASNM5QJLCFAGV · pith_short_8: FTNASNM5

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/FTNASNM5QJLCFAGVDJS2L6W67Q \
  | 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: 2cda09359d82562280d51a65a5fadefc3bcde82851449b909510201e2d3ad878

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a624470fb23d86d3720c03a8e28125a95d512f57d4d4ecd6c6a35d406d195443",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-01-09T15:46:50Z",
    "title_canon_sha256": "551bff5c58b6c4bc1f6b9272599774985a8091a357376bd6c3d54b0e1be700f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03012",
    "kind": "arxiv",
    "version": 2
  }
}