Pith Number

pith:TU4GDHEN

pith:2014:TU4GDHEN62DSDHKP6NFSIW66WO

not attested not anchored not stored refs pending

Synthetic observations of wave propagation in a sunspot umbra

E. Khomenko, H. Socas-Navarro, T. Felipe

arxiv:1408.6565 v1 · 2014-08-27 · 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{TU4GDHEN62DSDHKP6NFSIW66WO}

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	2026-05-18T01:42:12.466960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d38619c8df687219d4ff34b245bdeb385a1b756dcd555aa4094190db1db459c

Aliases

arxiv: 1408.6565 · arxiv_version: 1408.6565v1 · doi: 10.48550/arxiv.1408.6565 · pith_short_12: TU4GDHEN62DS · pith_short_16: TU4GDHEN62DSDHKP · pith_short_8: TU4GDHEN

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/TU4GDHEN62DSDHKP6NFSIW66WO \
  | 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: 9d38619c8df687219d4ff34b245bdeb385a1b756dcd555aa4094190db1db459c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90ac7b31a691163cded027a98eb1ff889d4da1e21ce495f57e1c7726d70f7aea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-08-27T21:03:49Z",
    "title_canon_sha256": "e56eb24d25b0129e7a4b09933a192e3436c8c5ef924c065f7027e3dec766f629"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.6565",
    "kind": "arxiv",
    "version": 1
  }
}