Pith Number

pith:EHBLEKMD

pith:2026:EHBLEKMDHNVBKZKQBYMOXCPO4P

not attested not anchored not stored refs pending

The first IXPE view of the eclipsing ADC source 4U 1822-37

A. Anitra, A. Gnarini, A. Marino, A. Sanna, A. Tarana, F. Barra, F. Capitanio, F. Ursini, G. Matt, L. Burderi, L. Marra, P. Kaaret, R. Iaria, S. Bianchi, S. Fabiani, T. Di Salvo

arxiv:2605.19877 v1 · 2026-05-19 · 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{EHBLEKMDHNVBKZKQBYMOXCPO4P}

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	2026-05-20T01:06:18.793619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21c2b229833b6a1565500e18eb89eee3fd9224f44a9fa57134e5fde8a5e2466e

Aliases

arxiv: 2605.19877 · arxiv_version: 2605.19877v1 · doi: 10.48550/arxiv.2605.19877 · pith_short_12: EHBLEKMDHNVB · pith_short_16: EHBLEKMDHNVBKZKQ · pith_short_8: EHBLEKMD

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/EHBLEKMDHNVBKZKQBYMOXCPO4P \
  | 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: 21c2b229833b6a1565500e18eb89eee3fd9224f44a9fa57134e5fde8a5e2466e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c91a6a33b5fddb6a7ea5d6c89c91b4eeda7afe0a5781dccb8680456a8a466f6e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-05-19T14:08:56Z",
    "title_canon_sha256": "cc42a84b179cde65c672eab68d02f3e81a6974018e64bc2f0104fd4b93312590"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19877",
    "kind": "arxiv",
    "version": 1
  }
}