Pith Number

pith:ABCZ2QN7

pith:2007:ABCZ2QN74XAG4DKRK7S5RMIT2I

not attested not anchored not stored refs pending

Hinode EUV Imaging Spectrometer Observations of Solar Active Region Dynamics

David H. Brooks, David R. Williams, Harry P. Warren, Hirohisa Hara, Ignacio Ugarte-Urra, John T. Mariska

arxiv:0708.4309 v1 · 2007-08-31 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ABCZ2QN74XAG4DKRK7S5RMIT2I}

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	2026-05-18T02:16:21.890902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00459d41bfe5c06e0d5157e5d8b113d221f441815c5796e43039a496dc2f044f

Aliases

arxiv: 0708.4309 · arxiv_version: 0708.4309v1 · doi: 10.48550/arxiv.0708.4309 · pith_short_12: ABCZ2QN74XAG · pith_short_16: ABCZ2QN74XAG4DKR · pith_short_8: ABCZ2QN7

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/ABCZ2QN74XAG4DKRK7S5RMIT2I \
  | 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: 00459d41bfe5c06e0d5157e5d8b113d221f441815c5796e43039a496dc2f044f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37eb7108de66423f546c18a7ec2b4dcfd41ef5f30dabe9c07bb151ee1978f1e4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-08-31T11:03:03Z",
    "title_canon_sha256": "64956cf9aa399c8ea858080a6bc9bdec64e0aa5047838cded0f5b26643eb9838"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0708.4309",
    "kind": "arxiv",
    "version": 1
  }
}