Pith Number

pith:BIK24EXR

pith:1993:BIK24EXR5VJYS5UW35GTAJLSPI

not attested not anchored not stored refs pending

On the Calculation of Effective Actions by String Methods

C. Schubert, M.G. Schmidt

arxiv:hep-th/9309055 v1 · 1993-09-09 · 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{BIK24EXR5VJYS5UW35GTAJLSPI}

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.

Cited by

1 paper in Pith

Worldline Modeling of Ultra-Intense Lasers for N-photon Scattering Processes

Receipt and verification

First computed	2026-07-04T15:56:18.470992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a15ae12f1ed53897696df4d3025727a3719c1f25deaf46e380ee222b6e5678b

Aliases

arxiv: hep-th/9309055 · arxiv_version: hep-th/9309055v1 · doi: 10.48550/arxiv.hep-th/9309055 · pith_short_12: BIK24EXR5VJY · pith_short_16: BIK24EXR5VJYS5UW · pith_short_8: BIK24EXR

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/BIK24EXR5VJYS5UW35GTAJLSPI \
  | 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: 0a15ae12f1ed53897696df4d3025727a3719c1f25deaf46e380ee222b6e5678b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d4fce1eb857e3ddd4d5eef014407067a06b4cc6c863d0306a5836e424b18e3f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1993-09-09T21:25:47Z",
    "title_canon_sha256": "dbf7340dd65ebaecce6bb22e756c0b8d71c85f1f4c1d205440e3f832d13d3209"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9309055",
    "kind": "arxiv",
    "version": 1
  }
}