Pith Number

pith:SYDUF3H3

pith:1997:SYDUF3H3W6UVW6FMF2RUYANYZS

not attested not anchored not stored refs pending

Current-Carrying Cosmic String Loops Leading to Vortons

Alejandro Gangui, Edgard Gunzig

arxiv:astro-ph/9711342 v1 · 1997-11-27 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SYDUF3H3W6UVW6FMF2RUYANYZS}

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	2026-05-18T00:04:50.586936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

960742ecfbb7a95b78ac2ea34c01b8ccb10c3a78c4915dedbd8814b53170675a

Aliases

arxiv: astro-ph/9711342 · arxiv_version: astro-ph/9711342v1 · doi: 10.48550/arxiv.astro-ph/9711342 · pith_short_12: SYDUF3H3W6UV · pith_short_16: SYDUF3H3W6UVW6FM · pith_short_8: SYDUF3H3

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/SYDUF3H3W6UVW6FMF2RUYANYZS \
  | 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: 960742ecfbb7a95b78ac2ea34c01b8ccb10c3a78c4915dedbd8814b53170675a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60ede5c5c5107987960dd1b59b596ad44c7e0f291d3c42fb6987fe7124657cb7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-11-27T20:02:35Z",
    "title_canon_sha256": "744d106602d82867946ec87e228f02db239ea0db7b2e955b0663f0d74e7d1f58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9711342",
    "kind": "arxiv",
    "version": 1
  }
}