Pith Number

pith:LQ6VVWUU

pith:2025:LQ6VVWUUEYP47TF42IDBQFZNZO

not attested not anchored not stored refs pending

Observation of discontinuities in the periodic modulation of PSR B1828-11

Adriana Dias, David Ian Jones, Gregory Ashton, Julianna Ostrovska, Michael Keith

arxiv:2501.09834 v1 · 2025-01-16 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LQ6VVWUUEYP47TF42IDBQFZNZO}

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	2026-07-05T10:02:12.115782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c3d5ada94261fcfccbcd20618172dcbb7c105ac1b80146467cfd7209309c8bc

Aliases

arxiv: 2501.09834 · arxiv_version: 2501.09834v1 · doi: 10.48550/arxiv.2501.09834 · pith_short_12: LQ6VVWUUEYP4 · pith_short_16: LQ6VVWUUEYP47TF4 · pith_short_8: LQ6VVWUU

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/LQ6VVWUUEYP47TF42IDBQFZNZO \
  | 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: 5c3d5ada94261fcfccbcd20618172dcbb7c105ac1b80146467cfd7209309c8bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd21830e9bac725de9f540a828da5472c575e72d0d23dedda9bcf1e879a56b99",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-01-16T20:50:00Z",
    "title_canon_sha256": "3773ad07709904efa23fe82bf10691efe8676ef4141dedc8e9b5e6e5ee3644a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.09834",
    "kind": "arxiv",
    "version": 1
  }
}