Pith Number

pith:FGCJ5NXJ

pith:1996:FGCJ5NXJZKM2NWBL57KXLEAQWS

not attested not anchored not stored refs pending

The structure of Doppler peaks induced by active perturbations

Andreas Albrecht, David Coulson, Joao Magueijo, Pedro Ferreira

arxiv:astro-ph/9605047 v1 · 1996-05-10 · 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{FGCJ5NXJZKM2NWBL57KXLEAQWS}

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	2026-07-04T17:25:53.073358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29849eb6e9ca99a6d82befd5759010b4b376507f3231afe13e0d47bc45ea964a

Aliases

arxiv: astro-ph/9605047 · arxiv_version: astro-ph/9605047v1 · doi: 10.48550/arxiv.astro-ph/9605047 · pith_short_12: FGCJ5NXJZKM2 · pith_short_16: FGCJ5NXJZKM2NWBL · pith_short_8: FGCJ5NXJ

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/FGCJ5NXJZKM2NWBL57KXLEAQWS \
  | 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: 29849eb6e9ca99a6d82befd5759010b4b376507f3231afe13e0d47bc45ea964a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53e045ad895cafb4dc1dadb7cacb938214525461e948e1fcb39de20cb2c0ad48",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-05-10T12:54:33Z",
    "title_canon_sha256": "179b405f5d041d38dee6b7f062c38b02e29d4e3950ef8fad85caef46712d9478"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9605047",
    "kind": "arxiv",
    "version": 1
  }
}