Pith Number

pith:MR6JNE2A

pith:2019:MR6JNE2API5RJJPW7DE73JJH4K

not attested not anchored not stored refs pending

Four Lectures on Closed String Field Theory

Theodore Erler

arxiv:1905.06785 v3 · 2019-05-16 · 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{MR6JNE2API5RJJPW7DE73JJH4K}

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

2 papers in Pith

Conserved charges and $L_\infty$ algebras

Poisson bracket and $L_\infty$ algebras

Receipt and verification

First computed	2026-07-05T00:38:01.994180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

647c9693407a3b14a5f6f8c9fda527e2addded1381442bf1fd42732620d93f18

Aliases

arxiv: 1905.06785 · arxiv_version: 1905.06785v3 · doi: 10.48550/arxiv.1905.06785 · pith_short_12: MR6JNE2API5R · pith_short_16: MR6JNE2API5RJJPW · pith_short_8: MR6JNE2A

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/MR6JNE2API5RJJPW7DE73JJH4K \
  | 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: 647c9693407a3b14a5f6f8c9fda527e2addded1381442bf1fd42732620d93f18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4c9253fb9d45e47ad81507c9020425b9867a347ddafd91c99edfca99701b050",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2019-05-16T14:36:53Z",
    "title_canon_sha256": "6fb65ff335a4a4a02c640abb91ebd3b790cd207cdfab0a7508d930e3a245afae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.06785",
    "kind": "arxiv",
    "version": 3
  }
}