Pith Number

pith:3FZO7M7W

pith:2020:3FZO7M7WDB7WVHJDD2IBDB4ON4

not attested not anchored not stored refs pending

MAXI J1820+070 with NuSTAR II. Flaring during the hard to soft state transition with a long soft lag

A. C. Fabian, A. W. Shaw, D. J. K. Buisson, D. J. Walton, E. Kara, J. A. Tomsick, J. Wang, M. L. Parker, P. Gandhi

arxiv:2011.02472 v1 · 2020-11-04 · 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{3FZO7M7WDB7WVHJDD2IBDB4ON4}

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	2026-07-05T01:52:30.240647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d972efb3f6187f6a9d231e9011878e6f055460786b51a8c0712de79b8daec08c

Aliases

arxiv: 2011.02472 · arxiv_version: 2011.02472v1 · doi: 10.48550/arxiv.2011.02472 · pith_short_12: 3FZO7M7WDB7W · pith_short_16: 3FZO7M7WDB7WVHJD · pith_short_8: 3FZO7M7W

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/3FZO7M7WDB7WVHJDD2IBDB4ON4 \
  | 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: d972efb3f6187f6a9d231e9011878e6f055460786b51a8c0712de79b8daec08c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fe940e21a8099969851bd9ba50b3eff0a0612fe46808f96375e1b402129f6ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-11-04T18:41:21Z",
    "title_canon_sha256": "997e04b13a23da7748423e42835c05206b52232c63b3d7565f6e108f4550fd01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.02472",
    "kind": "arxiv",
    "version": 1
  }
}