Pith Number

pith:F7GZM4FT

pith:2024:F7GZM4FTTQGVQZW6PWT6UVD2NO

not attested not anchored not stored refs pending

X-ray spectropolarimetry of the bright atoll Serpens X-1

A. Bobrikova, A. Gnarini, A. Tarana, F. Capitanio, F. Ursini, G. Matt, J. Poutanen, M. Cocchi, M. Ng, P. Kaaret, R. Farinelli, S. Bianchi, S. Fabiani, S. Ravi

arxiv:2408.16713 v1 · 2024-08-29 · 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{F7GZM4FTTQGVQZW6PWT6UVD2NO}

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	2026-07-05T09:00:45.406616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fcd9670b39c0d5866de7da7ea547a6b81db99dcdee8e1166815bc79f83029f8

Aliases

arxiv: 2408.16713 · arxiv_version: 2408.16713v1 · doi: 10.48550/arxiv.2408.16713 · pith_short_12: F7GZM4FTTQGV · pith_short_16: F7GZM4FTTQGVQZW6 · pith_short_8: F7GZM4FT

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/F7GZM4FTTQGVQZW6PWT6UVD2NO \
  | 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: 2fcd9670b39c0d5866de7da7ea547a6b81db99dcdee8e1166815bc79f83029f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b008b3ef029105bbf7610e27c6b9f2514e8d33a6553ddfd83dc4bcaa5144522",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2024-08-29T17:05:56Z",
    "title_canon_sha256": "72e1a3064b02d7e014ec3323e159b484a05599f97a7eb3d82196557fac8813b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2408.16713",
    "kind": "arxiv",
    "version": 1
  }
}