Pith Number

pith:UBLLKT6W

pith:2015:UBLLKT6W4JHLSSEKXICFNM5TU4

not attested not anchored not stored refs pending

Magnetic bags in hyperbolic space

Derek Harland, Paul Sutcliffe, Stefano Bolognesi

arxiv:1504.01477 v1 · 2015-04-07 · 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{UBLLKT6W4JHLSSEKXICFNM5TU4}

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	2026-05-18T01:35:54.699423Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a056b54fd6e24eb9488aba0456b3b3a727ec65ad1f17b37018cd29adfd2c1c09

Aliases

arxiv: 1504.01477 · arxiv_version: 1504.01477v1 · doi: 10.48550/arxiv.1504.01477 · pith_short_12: UBLLKT6W4JHL · pith_short_16: UBLLKT6W4JHLSSEK · pith_short_8: UBLLKT6W

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/UBLLKT6W4JHLSSEKXICFNM5TU4 \
  | 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: a056b54fd6e24eb9488aba0456b3b3a727ec65ad1f17b37018cd29adfd2c1c09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74c577d850b86d83f54817b3a17792967ae6a516e5068a376ee4f9e5b3ee9c34",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2015-04-07T05:39:45Z",
    "title_canon_sha256": "7f8f1ca0d5a39ca9b69a3f67e3b31732613ba78ed6182e29dfc5b1e803d49fe8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.01477",
    "kind": "arxiv",
    "version": 1
  }
}