Pith Number

pith:PDMD7FAD

pith:2019:PDMD7FADDWCM3BDT23QWKEVTI2

not attested not anchored not stored refs pending

Constraining the cosmic ray spectrum in the vicinity of the supernova remnant W28: from sub-GeV to multi-TeV energies

G. Morlino, J. Krause, J. Vink, M. Menu, R. Terrier, S. Gabici, V. H. M. Phan

arxiv:1910.09987 v1 · 2019-10-22 · 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{PDMD7FADDWCM3BDT23QWKEVTI2}

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	2026-07-05T00:45:12.559630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78d83f94031d84cd8473d6e16512b346a4f798a90e6e7939f0a08f447d3ed40e

Aliases

arxiv: 1910.09987 · arxiv_version: 1910.09987v1 · doi: 10.48550/arxiv.1910.09987 · pith_short_12: PDMD7FADDWCM · pith_short_16: PDMD7FADDWCM3BDT · pith_short_8: PDMD7FAD

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/PDMD7FADDWCM3BDT23QWKEVTI2 \
  | 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: 78d83f94031d84cd8473d6e16512b346a4f798a90e6e7939f0a08f447d3ed40e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48f43a68ebc481b35ed4ea5a408562db4b201b50594e9ba0e366026d2b3d467e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-10-22T14:00:27Z",
    "title_canon_sha256": "cda85ca2dcdcbb7699b5cd396a6f16ee4d2ecc68dda854f0c1de640198f58b48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.09987",
    "kind": "arxiv",
    "version": 1
  }
}