Pith Number

pith:5T64M62V

pith:2021:5T64M62VQ2IJXM2CMDERLRWAYP

not attested not anchored not stored refs pending

Timing observations of three Galactic millisecond pulsars

A.D. Cameron, A.M. Kawash, A. Possenti, D.A. Smith, D.R. Lorimer, E. Barr, E.F. Keane, F. Camilo, F. Jankowski, M.A. McLaughlin, M. Bailes, M.B. Mickaliger, M. Burgay, M. Keith, M. Kerr, M. Kramer, P.C.C. Freire, R. Spiewak, S. Johnston

arxiv:2108.03946 v2 · 2021-08-09 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5T64M62VQ2IJXM2CMDERLRWAYP}

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	2026-07-05T03:12:15.019951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecfdc67b5586909bb34260c915c6c0c3ea3bc97bcc3f4172451c5261ae9873ac

Aliases

arxiv: 2108.03946 · arxiv_version: 2108.03946v2 · doi: 10.48550/arxiv.2108.03946 · pith_short_12: 5T64M62VQ2IJ · pith_short_16: 5T64M62VQ2IJXM2C · pith_short_8: 5T64M62V

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/5T64M62VQ2IJXM2CMDERLRWAYP \
  | 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: ecfdc67b5586909bb34260c915c6c0c3ea3bc97bcc3f4172451c5261ae9873ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16929f28f15a319db14c61b3f16f5023965d7139d99932018ba89df46652234b",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-08-09T11:24:57Z",
    "title_canon_sha256": "5557cba44ca4f7b408add2a288d732d2a90c90fbb8d919d5a60194bf2b78fdf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.03946",
    "kind": "arxiv",
    "version": 2
  }
}