Pith Number

pith:K3JJEBMA

pith:2019:K3JJEBMAI6SOCIEVRJWPZHURP4

not attested not anchored not stored refs pending

Open strings in integrable deformations of $\sigma$-models

Sibylle Driezen

arxiv:1904.03390 v1 · 2019-04-06 · 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{K3JJEBMAI6SOCIEVRJWPZHURP4}

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	2026-05-17T23:49:13.586242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56d292058047a4e120958a6cfc9e917f21c7b3537cfa5d8fdeecaef9dfb51c72

Aliases

arxiv: 1904.03390 · arxiv_version: 1904.03390v1 · doi: 10.48550/arxiv.1904.03390 · pith_short_12: K3JJEBMAI6SO · pith_short_16: K3JJEBMAI6SOCIEV · pith_short_8: K3JJEBMA

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/K3JJEBMAI6SOCIEVRJWPZHURP4 \
  | 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: 56d292058047a4e120958a6cfc9e917f21c7b3537cfa5d8fdeecaef9dfb51c72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f603cba09dccc5542b87ff405801ec5e6f84ea50260a1dfa6d2df77de4d23d79",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2019-04-06T08:59:16Z",
    "title_canon_sha256": "6890d2a21a2da3da62785f04018a72f816f131870f7bb31df4f40fdf5a0412e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.03390",
    "kind": "arxiv",
    "version": 1
  }
}