Pith Number

pith:HA547SYL

pith:2022:HA547SYLMYCSEMDUQMGXM7MIEJ

not attested not anchored not stored refs pending

Discovery, Timing, and Multiwavelength Observations of the Black Widow Millisecond Pulsar PSR J1555-2908

Andrew Lyne, Ben W. Stappers, Colin J. Clark, Dale A. Frail, Elizabeth C. Ferrara, Fernando Camilo, H. Thankful Cromartie, Huib Intema, Jules P. Halpern, Julia Deneva, Kevin Stovall, Kunal P. Mooley, Lars Nieder, Matthew Kerr, Michael T. Wolff, Mitch Mickaliger, Paul Demorest, Paul S. Ray, P. F. Michelson, Philippe Bruel, Preshanth Jagannathan, Samuel J. Swihart, Scott M. Ransom, Sebastien Guillot

arxiv:2202.04783 v1 · 2022-02-10 · 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{HA547SYLMYCSEMDUQMGXM7MIEJ}

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	2026-07-05T04:09:47.991953Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

383bcfcb0b6605223074830d767d88227e757fcd387e58021831100df7f0eec7

Aliases

arxiv: 2202.04783 · arxiv_version: 2202.04783v1 · doi: 10.48550/arxiv.2202.04783 · pith_short_12: HA547SYLMYCS · pith_short_16: HA547SYLMYCSEMDU · pith_short_8: HA547SYL

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/HA547SYLMYCSEMDUQMGXM7MIEJ \
  | 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: 383bcfcb0b6605223074830d767d88227e757fcd387e58021831100df7f0eec7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21ae90a37f68ccfe207e247d9c298d75f682cc0e81a16c5d097152aabeec1056",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-02-10T00:58:33Z",
    "title_canon_sha256": "bcb7c475feb4759ba36ee698fc4b84aa8b47fea70ef4ed9ec577b3c44d497cd5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.04783",
    "kind": "arxiv",
    "version": 1
  }
}