Pith Number

pith:XCUKMW7H

pith:2021:XCUKMW7HOJQBZVLQSON2O6NHHA

not attested not anchored not stored refs pending

K-field kinks in two-dimensional dilaton gravity

Fei-Yu Li, Xu-Dong Liu, Yuan Zhong

arxiv:2108.10166 v2 · 2021-08-23 · 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{XCUKMW7HOJQBZVLQSON2O6NHHA}

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	2026-07-05T03:23:47.740380Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8a8a65be772601cd570939ba779a7380dd91066e501a00a89fcd3df1f41364f

Aliases

arxiv: 2108.10166 · arxiv_version: 2108.10166v2 · doi: 10.48550/arxiv.2108.10166 · pith_short_12: XCUKMW7HOJQB · pith_short_16: XCUKMW7HOJQBZVLQ · pith_short_8: XCUKMW7H

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/XCUKMW7HOJQBZVLQSON2O6NHHA \
  | 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: b8a8a65be772601cd570939ba779a7380dd91066e501a00a89fcd3df1f41364f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad4fa4863524d233ad8fb3b1bd3fe3bcf8d5ff11a312653bc6525020a4b23ef1",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2021-08-23T13:28:34Z",
    "title_canon_sha256": "8ee301f5544b96e408de615eb6905c42b2643c57f7f76dcc34c3e92ccfd6c549"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.10166",
    "kind": "arxiv",
    "version": 2
  }
}