Pith Number

pith:ZRWJ3WWB

pith:2017:ZRWJ3WWBEAXC5NLAM6EMWRQJPB

not attested not anchored not stored refs pending

Measurement of the absolute Crab flux with NuSTAR

Brian W. Grefenstette, Daniel Stern, Fiona A. Harrison, Karl Forster and, Kristin K. Madsen

arxiv:1703.10685 v1 · 2017-03-28 · astro-ph.HE · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZRWJ3WWBEAXC5NLAM6EMWRQJPB}

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	2026-05-18T00:43:25.918862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc6c9ddac1202e2eb5606788cb46097860f8696d728edf61f11fdc33f73ff335

Aliases

arxiv: 1703.10685 · arxiv_version: 1703.10685v1 · doi: 10.48550/arxiv.1703.10685 · pith_short_12: ZRWJ3WWBEAXC · pith_short_16: ZRWJ3WWBEAXC5NLA · pith_short_8: ZRWJ3WWB

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/ZRWJ3WWBEAXC5NLAM6EMWRQJPB \
  | 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: cc6c9ddac1202e2eb5606788cb46097860f8696d728edf61f11fdc33f73ff335

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfa589fe4e4e5ccd14cb672646e3d1a4bf0fcdf4a20286e38b2c6ffcc1f3f532",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-03-28T22:27:53Z",
    "title_canon_sha256": "ed67714045657a5c8250a958082967d74dbe4467d60a0d6f07e3cd435c18ef26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.10685",
    "kind": "arxiv",
    "version": 1
  }
}