Pith Number

pith:K27U4LLC

pith:1998:K27U4LLCL5KOJMOERFMOTTFC5B

not attested not anchored not stored refs pending

Measurement of Low-Energy Cosmic-Ray Antiprotons at Solar Minimum

(2) Kobe University, (3) NASA/GSFC, (4) New Mexico State University, (5) KEK, (6) ISAS), A. Moiseev (3), A. Yamamoto (5), H. Matsumoto (2), H. Matsunaga (1), I. Ueda (1), J. Mitchell (3), J. Nishimura (6), J. Ormes (3), J. Suzuki (5), K. Anraku (1), K. Tanaka (5), K. Yoshimura (1), M. Imori (1), M. Motoki (2), M. Nozaki (2), N. Yajima (6), R. Golden (4), R. Streitmatter (3), S. Orito (1), T. Saeki (1), T. Sanuki (1), T. Yamagami (6), T. Yoshida (5) ((1) University of Tokyo, Y. Makida (5)

arxiv:astro-ph/9809326 v1 · 1998-09-25 · 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{K27U4LLCL5KOJMOERFMOTTFC5B}

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	2026-05-18T04:15:27.463594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56bf4e2d625f54e4b1c48958e9cca2e8462e4d75efadfbed1b8163dc29486570

Aliases

arxiv: astro-ph/9809326 · arxiv_version: astro-ph/9809326v1 · doi: 10.48550/arxiv.astro-ph/9809326 · pith_short_12: K27U4LLCL5KO · pith_short_16: K27U4LLCL5KOJMOE · pith_short_8: K27U4LLC

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/K27U4LLCL5KOJMOERFMOTTFC5B \
  | 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: 56bf4e2d625f54e4b1c48958e9cca2e8462e4d75efadfbed1b8163dc29486570

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "518e4e6477598fa22812b24c0e48c5a729b294402b86639227dad7e94adf13bd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-09-25T09:49:37Z",
    "title_canon_sha256": "3b3f07c25c1c5c03cd6931d891c20236d4f80263f789628ca2ac2c5ba08b8d82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9809326",
    "kind": "arxiv",
    "version": 1
  }
}