Pith Number

pith:AXJWQXQX

pith:1999:AXJWQXQX4BBJGNUVEHTYG2YFE3

not attested not anchored not stored refs pending

Stress effects in structure formation

David Matravers (Portsmouth), Josep Triginer (Barcelona Autonoma), Roy Maartens (Portsmouth)

arxiv:astro-ph/9901213 v2 · 1999-01-15 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AXJWQXQX4BBJGNUVEHTYG2YFE3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:08:01.284301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05d3685e17e04293369521e7836b0526fff5d79c3bdd69918d2c49703509b42a

Aliases

arxiv: astro-ph/9901213 · arxiv_version: astro-ph/9901213v2 · doi: 10.48550/arxiv.astro-ph/9901213 · pith_short_12: AXJWQXQX4BBJ · pith_short_16: AXJWQXQX4BBJGNUV · pith_short_8: AXJWQXQX

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/AXJWQXQX4BBJGNUVEHTYG2YFE3 \
  | 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: 05d3685e17e04293369521e7836b0526fff5d79c3bdd69918d2c49703509b42a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97421c8963e3d70774752da6ebb358aaaa5a5b7daf0e1c698b36ca508e45633d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-01-15T21:47:37Z",
    "title_canon_sha256": "f7fb29e0bcf4432dee058a0f80d1e437fd818f9c3e0d7ac39134d8cd545e1368"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9901213",
    "kind": "arxiv",
    "version": 2
  }
}