Pith Number

pith:HURUBY6R

pith:2013:HURUBY6R4YMHCMLCNU4UQBF4KL

not attested not anchored not stored refs pending

Semi-classical strings in $(2+1)-$dimensional backgrounds

Sergio Giardino

arxiv:1303.7167 v1 · 2013-03-28 · 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{HURUBY6R4YMHCMLCNU4UQBF4KL}

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	2026-05-18T03:03:22.831590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d2340e3d1e6187131626d394804bc52f7dc070964dbc56907a9f6443a5fd0fe

Aliases

arxiv: 1303.7167 · arxiv_version: 1303.7167v1 · doi: 10.48550/arxiv.1303.7167 · pith_short_12: HURUBY6R4YMH · pith_short_16: HURUBY6R4YMHCMLC · pith_short_8: HURUBY6R

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/HURUBY6R4YMHCMLCNU4UQBF4KL \
  | 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: 3d2340e3d1e6187131626d394804bc52f7dc070964dbc56907a9f6443a5fd0fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf78871a0512c487256660469a13cecd017c5abb3113f144e943c6587933d2af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-03-28T16:28:21Z",
    "title_canon_sha256": "45e2d6cbe98fca851c01a40232a61d5ec7ecef745ac2717a65e9a259f962d696"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.7167",
    "kind": "arxiv",
    "version": 1
  }
}