Pith Number

pith:QJFREIVC

pith:2011:QJFREIVCMM3VBV2WTHIZJRKWHY

not attested not anchored not stored refs pending

Implications of the SPEAR FUV Maps on Our Understanding of the ISM

Eric J. Korpela (1), Jerry Edelstein (1), Kwangil Seon (2), Kyoung-Wook Min (3), Martin Sirk (1), Space Science Institute (3) Korea Advance Institute of Science, Technology), University of California (2) Korea Astronomy, Wonyong Han (2) ((1) Space Sciences Laboratory

arxiv:1109.1607 v1 · 2011-09-08 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QJFREIVCMM3VBV2WTHIZJRKWHY}

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	2026-05-18T04:13:54.800098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

824b1222a2633750d75699d194c5563e1c84d009f7ddcdeec46153a03ece098a

Aliases

arxiv: 1109.1607 · arxiv_version: 1109.1607v1 · doi: 10.48550/arxiv.1109.1607 · pith_short_12: QJFREIVCMM3V · pith_short_16: QJFREIVCMM3VBV2W · pith_short_8: QJFREIVC

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/QJFREIVCMM3VBV2WTHIZJRKWHY \
  | 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: 824b1222a2633750d75699d194c5563e1c84d009f7ddcdeec46153a03ece098a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cc0627cd36cdd36b0066bbd346d5020843e97a791d375525c449601ad028924",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-09-08T01:01:56Z",
    "title_canon_sha256": "edff68a643fae526582b76dce72c4fb371cdf0abc7ef8dd27633ffb3cb235726"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.1607",
    "kind": "arxiv",
    "version": 1
  }
}