Pith Number

pith:WYHA3JER

pith:2021:WYHA3JER5TMN7T2ROWSQOMABKD

not attested not anchored not stored refs pending

Photospheric downflows observed with SDO/HMI, HINODE, and an MHD simulation

D. Korda, J. Ballot, J. M. Malherbe, M. \v{S}vanda, T. Roudier, Z. Frank

arxiv:2103.03077 v1 · 2021-03-04 · 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{WYHA3JER5TMN7T2ROWSQOMABKD}

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	2026-07-05T02:20:24.121661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b60e0da491ecd8dfcf5175a507300150fa4b8a66f602339b11d88b41b0aa4173

Aliases

arxiv: 2103.03077 · arxiv_version: 2103.03077v1 · doi: 10.48550/arxiv.2103.03077 · pith_short_12: WYHA3JER5TMN · pith_short_16: WYHA3JER5TMN7T2R · pith_short_8: WYHA3JER

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/WYHA3JER5TMN7T2ROWSQOMABKD \
  | 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: b60e0da491ecd8dfcf5175a507300150fa4b8a66f602339b11d88b41b0aa4173

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8841bf80d719882035e866568ced66cb41b828f06f0053e074993410c9ebf973",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-03-04T14:58:07Z",
    "title_canon_sha256": "58f6ec1e217a704da2d037439b30063d175c44c3e20a6f9ac329c29f6c6d61aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.03077",
    "kind": "arxiv",
    "version": 1
  }
}