Pith Number

pith:VDFO5OWD

pith:2010:VDFO5OWD4UWUBWFQWAAVZNS5G7

not attested not anchored not stored refs pending

The location of the Crab pulsar emission region: Restrictions on synchrotron emission models

A. Sandberg, C.-I. Bj\"ornsson, J. Sollerman

arxiv:1004.0073 v1 · 2010-04-01 · 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{VDFO5OWD4UWUBWFQWAAVZNS5G7}

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	2026-05-18T02:08:15.165162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8caeebac3e52d40d8b0b0015cb65d37e2bc1ba568cd744b5c4418e0056eea32

Aliases

arxiv: 1004.0073 · arxiv_version: 1004.0073v1 · doi: 10.48550/arxiv.1004.0073 · pith_short_12: VDFO5OWD4UWU · pith_short_16: VDFO5OWD4UWUBWFQ · pith_short_8: VDFO5OWD

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/VDFO5OWD4UWUBWFQWAAVZNS5G7 \
  | 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: a8caeebac3e52d40d8b0b0015cb65d37e2bc1ba568cd744b5c4418e0056eea32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ad6f2b29e5536baceab518f21387d3523f2b39db05b3b8f03fb1fbf50c8688a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-04-01T07:37:01Z",
    "title_canon_sha256": "66a87f5833cea3f7670e4a29d3b3f6a9fcf4d120f53e2d21e0e7fd9a664bb2f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.0073",
    "kind": "arxiv",
    "version": 1
  }
}