Pith Number

pith:TPVIJL3H

pith:2017:TPVIJL3HYIHABE4UTCQVNIWSNR

not attested not anchored not stored refs pending

Topological signatures of interstellar magnetic fields - I. Betti numbers and persistence diagrams

Andrew Fletcher (1) ((1) Newcastle University), Anvar Shukurov (1), Irina Makarenko (1), Luiz F. S. Rodrigues (1), Paul Bushby (1), Robin Henderson (1)

arxiv:1708.04558 v2 · 2017-08-15 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TPVIJL3HYIHABE4UTCQVNIWSNR}

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

Small-scale Magnetic Fields in the Milky Way and Nearby Galaxies

Receipt and verification

First computed	2026-05-18T00:24:51.983776Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bea84af67c20e00939498a156a2d26c712e81ca9ed343bbbb4a9c9669b6666b

Aliases

arxiv: 1708.04558 · arxiv_version: 1708.04558v2 · doi: 10.48550/arxiv.1708.04558 · pith_short_12: TPVIJL3HYIHA · pith_short_16: TPVIJL3HYIHABE4U · pith_short_8: TPVIJL3H

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/TPVIJL3HYIHABE4UTCQVNIWSNR \
  | 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: 9bea84af67c20e00939498a156a2d26c712e81ca9ed343bbbb4a9c9669b6666b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec1474460435ec3d394252f4b52d6126f823087d5f82ec1b6aac1631b83927ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-15T15:36:47Z",
    "title_canon_sha256": "ec80cdd0c5853101f36be88a978a7310788434ef5d474bbdeb2cd3ba512de5eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.04558",
    "kind": "arxiv",
    "version": 2
  }
}