Pith Number

pith:M2GSPZOY

pith:2014:M2GSPZOYSWNXOJGP4KVGHJTS44

not attested not anchored not stored refs pending

Sharp knee phenomenon of primary cosmic ray energy spectrum

Samvel Ter-Antonyan

arxiv:1405.5472 v3 · 2014-05-21 · 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{M2GSPZOYSWNXOJGP4KVGHJTS44}

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	2026-05-18T02:41:03.544221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

668d27e5d8959b7724cfe2aa63a672e712a13954799207a65c6233c28713c7ba

Aliases

arxiv: 1405.5472 · arxiv_version: 1405.5472v3 · doi: 10.48550/arxiv.1405.5472 · pith_short_12: M2GSPZOYSWNX · pith_short_16: M2GSPZOYSWNXOJGP · pith_short_8: M2GSPZOY

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/M2GSPZOYSWNXOJGP4KVGHJTS44 \
  | 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: 668d27e5d8959b7724cfe2aa63a672e712a13954799207a65c6233c28713c7ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b031a372eae97afcececfb10e4023bcbe754771b9501496610afd7b53378d867",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-05-21T16:45:58Z",
    "title_canon_sha256": "fcdf027f48fbd8636495ee6906bef70c8d96aeafc46f54560e62ee58741f76a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5472",
    "kind": "arxiv",
    "version": 3
  }
}