Pith Number

pith:UTTY6OLQ

pith:1997:UTTY6OLQCLCCOXEYHGZ6ZATT4J

not attested not anchored not stored refs pending

Probing the structure of the cold dark matter halo with ancient mica

Andrew J. Westphal, Daniel P. Snowden-Ifft, Edward A. Baltz

arxiv:astro-ph/9711039 v1 · 1997-11-05 · 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{UTTY6OLQCLCCOXEYHGZ6ZATT4J}

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	2026-05-18T04:34:29.070514Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4e78f397012c4275c9839b3ec8273e259c33740597578bc79b5d5b2148f58cb

Aliases

arxiv: astro-ph/9711039 · arxiv_version: astro-ph/9711039v1 · doi: 10.48550/arxiv.astro-ph/9711039 · pith_short_12: UTTY6OLQCLCC · pith_short_16: UTTY6OLQCLCCOXEY · pith_short_8: UTTY6OLQ

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/UTTY6OLQCLCCOXEYHGZ6ZATT4J \
  | 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: a4e78f397012c4275c9839b3ec8273e259c33740597578bc79b5d5b2148f58cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a0e227ffc303706f627604a0e426af4c37b14fb6c28f9f8f2b68aea4da75ff8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-11-05T13:41:43Z",
    "title_canon_sha256": "f3be4c6722d57ec3347cab086c843b9775ea2ce9390112c4eb3f4c0ee142ae09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9711039",
    "kind": "arxiv",
    "version": 1
  }
}