Pith Number

pith:BPXPH7TM

pith:2001:BPXPH7TMGJSVEZMABLYB76YPX5

not attested not anchored not stored refs pending

Chacaltaya: towards a solution of the knee ....?

L.Jones, O.Saavedra

arxiv:astro-ph/0101554 v1 · 2001-01-31 · 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{BPXPH7TMGJSVEZMABLYB76YPX5}

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	2026-05-18T04:36:19.599764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0beef3fe6c32655265800af01ffb0fbf7c4c2aa6b2d2544d4d4a1d546610d22e

Aliases

arxiv: astro-ph/0101554 · arxiv_version: astro-ph/0101554v1 · doi: 10.48550/arxiv.astro-ph/0101554 · pith_short_12: BPXPH7TMGJSV · pith_short_16: BPXPH7TMGJSVEZMA · pith_short_8: BPXPH7TM

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/BPXPH7TMGJSVEZMABLYB76YPX5 \
  | 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: 0beef3fe6c32655265800af01ffb0fbf7c4c2aa6b2d2544d4d4a1d546610d22e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "813271975a2f6b8ff8b7a905ba2e56e5060c230fc85a473e49935ee43174a892",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-01-31T11:45:53Z",
    "title_canon_sha256": "7dca9ef92e205fa83de7fd0ffe66d21dc50ca64c10b372b52c19f4d05a591882"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0101554",
    "kind": "arxiv",
    "version": 1
  }
}