Pith Number

pith:3KMRA3HU

pith:2017:3KMRA3HU6XFR7WQFAMWBLWFFKG

not attested not anchored not stored refs pending

Variability of the symbiotic X-ray binary GX 1+4: Enhanced activity near periastron passage

Berto Monard, Joanna Mikolajewska, Krystian Ilkiewicz

arxiv:1702.07344 v1 · 2017-02-22 · 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{3KMRA3HU6XFR7WQFAMWBLWFFKG}

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	2026-05-18T00:44:23.435570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da99106cf4f5cb1fda05032c15d8a5519b9146f598495ed3d4e02055401aefa1

Aliases

arxiv: 1702.07344 · arxiv_version: 1702.07344v1 · doi: 10.48550/arxiv.1702.07344 · pith_short_12: 3KMRA3HU6XFR · pith_short_16: 3KMRA3HU6XFR7WQF · pith_short_8: 3KMRA3HU

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/3KMRA3HU6XFR7WQFAMWBLWFFKG \
  | 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: da99106cf4f5cb1fda05032c15d8a5519b9146f598495ed3d4e02055401aefa1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcccc19ff07262e1293b15948ee72b99ec89e51b0cd3de607293d6e15211b809",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-02-22T21:17:32Z",
    "title_canon_sha256": "89efeedda2991afe30ca6a970e027193fde2ead28e13e7c819918575ff521575"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07344",
    "kind": "arxiv",
    "version": 1
  }
}