Pith Number

pith:FOMROTIE

pith:2019:FOMROTIEMY7UPJIC3RR7DPTM3A

not attested not anchored not stored refs pending

Integrable systems connected with black holes

Hovhannes Demirchian

arxiv:1908.01322 v1 · 2019-08-04 · hep-th · gr-qc · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FOMROTIEMY7UPJIC3RR7DPTM3A}

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	2026-07-04T23:52:06.871519Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b99174d04663f47a502dc63f1be6cd82617aedd5bb2ebd2af1546f277819856

Aliases

arxiv: 1908.01322 · arxiv_version: 1908.01322v1 · doi: 10.48550/arxiv.1908.01322 · pith_short_12: FOMROTIEMY7U · pith_short_16: FOMROTIEMY7UPJIC · pith_short_8: FOMROTIE

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/FOMROTIEMY7UPJIC3RR7DPTM3A \
  | 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: 2b99174d04663f47a502dc63f1be6cd82617aedd5bb2ebd2af1546f277819856

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83cdb1f087f4853401bf035bd3a91e656fd3231db23ee2ebbdceb7be7fb50314",
    "cross_cats_sorted": [
      "gr-qc",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2019-08-04T11:57:52Z",
    "title_canon_sha256": "5db607413994dcfa5765307578ac06c2059ca6f25934cdfdc4865e5a75b86633"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01322",
    "kind": "arxiv",
    "version": 1
  }
}