Pith Number

pith:IFB2X7DP

pith:2013:IFB2X7DPSP2SPKI7OCMF2KZBAQ

not attested not anchored not stored refs pending

Short dynamic fibrils in sunspot chromospheres

Jaime de la Cruz Rodriguez, Luc Rouppe van der Voort

arxiv:1308.3893 v1 · 2013-08-18 · 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{IFB2X7DPSP2SPKI7OCMF2KZBAQ}

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	2026-05-18T01:48:14.207389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4143abfc6f93f527a91f70985d2b21040b0b2c1f2bbda8d684827cb6625d766a

Aliases

arxiv: 1308.3893 · arxiv_version: 1308.3893v1 · doi: 10.48550/arxiv.1308.3893 · pith_short_12: IFB2X7DPSP2S · pith_short_16: IFB2X7DPSP2SPKI7 · pith_short_8: IFB2X7DP

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/IFB2X7DPSP2SPKI7OCMF2KZBAQ \
  | 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: 4143abfc6f93f527a91f70985d2b21040b0b2c1f2bbda8d684827cb6625d766a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a13fecfe2b528ebb3a1ebee2ed34b2074ddeaa424f91a4beda4971cdeba93c79",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-08-18T20:09:49Z",
    "title_canon_sha256": "017c7a7ad0bc48a01c238f5633191bafad89c6989f67edaaa71f8e3223ec3be9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.3893",
    "kind": "arxiv",
    "version": 1
  }
}