Pith Number

pith:V23D7DK6

pith:2015:V23D7DK67ZRAXPAIHHBHGMDTTH

not attested not anchored not stored refs pending

Imprint of a 2 Myr old source on the cosmic ray anisotropy

D.V. Semikoz, M. Kachelriess, V. Savchenko

arxiv:1505.02720 v2 · 2015-05-11 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V23D7DK67ZRAXPAIHHBHGMDTTH}

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.

Cited by

1 paper in Pith

Charge-dependent spectral softenings of primary cosmic-rays below the knee

Receipt and verification

First computed	2026-05-18T01:34:49.784782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aeb63f8d5efe620bbc0839c273307399f9c04f11580774139c13c5cbf61abbb8

Aliases

arxiv: 1505.02720 · arxiv_version: 1505.02720v2 · doi: 10.48550/arxiv.1505.02720 · pith_short_12: V23D7DK67ZRA · pith_short_16: V23D7DK67ZRAXPAI · pith_short_8: V23D7DK6

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/V23D7DK67ZRAXPAIHHBHGMDTTH \
  | 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: aeb63f8d5efe620bbc0839c273307399f9c04f11580774139c13c5cbf61abbb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f6965330e1c675ac2779fba395d455714b946544c9f80b4d347e50ed121db64",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-05-11T18:18:02Z",
    "title_canon_sha256": "411d92452c3e86b2109caad6685a46abd8893de02a9a4a4ab85c4e5b57055a22"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02720",
    "kind": "arxiv",
    "version": 2
  }
}