Pith Number

pith:YMPTD3KI

pith:2008:YMPTD3KIR7YIAZPKKFWNX2UCTN

not attested not anchored not stored refs pending

New EUV Fe IX emission line identifications from Hinode/EIS

P.R. Young

arxiv:0810.5028 v1 · 2008-10-28 · 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{YMPTD3KIR7YIAZPKKFWNX2UCTN}

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	2026-05-18T02:15:23.147484Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c31f31ed488ff08065ea516cdbea829b48128824c8e4f49f753bdf1cad52b7d7

Aliases

arxiv: 0810.5028 · arxiv_version: 0810.5028v1 · doi: 10.48550/arxiv.0810.5028 · pith_short_12: YMPTD3KIR7YI · pith_short_16: YMPTD3KIR7YIAZPK · pith_short_8: YMPTD3KI

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/YMPTD3KIR7YIAZPKKFWNX2UCTN \
  | 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: c31f31ed488ff08065ea516cdbea829b48128824c8e4f49f753bdf1cad52b7d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2568f74e0a28506edaf92fa6a2f1002f99858043d489078f275e70c18885bbe6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-10-28T14:15:47Z",
    "title_canon_sha256": "7a74669e283d7994de041d1d9b69fead3eee3d3e184609466465db767e941f88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.5028",
    "kind": "arxiv",
    "version": 1
  }
}