Pith Number

pith:BS7UEXCT

pith:2021:BS7UEXCTCKMZSDC2UGOK5BQO2F

not attested not anchored not stored refs pending

Precision Electron Measurements in the Solar Wind at 1 au from NASA's Wind Spacecraft

Chadi S. Salem, Daniel Verscharen, Marc Pulupa, Stuart D. Bale

arxiv:2107.08125 v1 · 2021-07-16 · physics.space-ph · 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{BS7UEXCTCKMZSDC2UGOK5BQO2F}

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	2026-07-05T06:34:16.169400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cbf425c531299990c5aa19cae860ed16002622d483ea4de676c9cc5c67f5c56

Aliases

arxiv: 2107.08125 · arxiv_version: 2107.08125v1 · doi: 10.48550/arxiv.2107.08125 · pith_short_12: BS7UEXCTCKMZ · pith_short_16: BS7UEXCTCKMZSDC2 · pith_short_8: BS7UEXCT

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/BS7UEXCTCKMZSDC2UGOK5BQO2F \
  | 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: 0cbf425c531299990c5aa19cae860ed16002622d483ea4de676c9cc5c67f5c56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1d523d6ad895aa4e27a669e6764e14b6b97ea75701d780a6fe45de85af0827c",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.space-ph",
    "submitted_at": "2021-07-16T21:18:15Z",
    "title_canon_sha256": "2557765b491f75e1b597ca9946e38fbef6d96688db2687bb957f80e5d78654e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.08125",
    "kind": "arxiv",
    "version": 1
  }
}