Pith Number

pith:2VLUPTKF

pith:1998:2VLUPTKFBANRNQL5KIZQK5BT7P

not attested not anchored not stored refs pending

Naked singularities in low energy, effective string theory

Sayan Kar

arxiv:hep-th/9804039 v1 · 1998-04-05 · 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{2VLUPTKFBANRNQL5KIZQK5BT7P}

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	2026-05-18T02:35:55.148794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d55747cd45081b16c17d5233057433fbf3054d28b60b8dcb04026ee3c5bc949b

Aliases

arxiv: hep-th/9804039 · arxiv_version: hep-th/9804039v1 · doi: 10.48550/arxiv.hep-th/9804039 · pith_short_12: 2VLUPTKFBANR · pith_short_16: 2VLUPTKFBANRNQL5 · pith_short_8: 2VLUPTKF

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/2VLUPTKFBANRNQL5KIZQK5BT7P \
  | 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: d55747cd45081b16c17d5233057433fbf3054d28b60b8dcb04026ee3c5bc949b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec5338e4eeb5030ec4608b3eb1db91bb60ae9a6f5bddafff70ff8886ff0d2cc0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1998-04-05T17:37:38Z",
    "title_canon_sha256": "5e90afa97cdbb10a505e7c30c84503b054128a976cfe396055a9a748101b61c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9804039",
    "kind": "arxiv",
    "version": 1
  }
}