Pith Number

pith:42MR6XAK

pith:2012:42MR6XAKPW7P3GXN7Q2P3S7JRV

not attested not anchored not stored refs pending

Pulsar emission at the bottom end of the electromagnetic spectrum

the LOFAR Pulsar Working Group, Vladislav Kondratiev

arxiv:1210.6994 v1 · 2012-10-25 · astro-ph.HE · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{42MR6XAKPW7P3GXN7Q2P3S7JRV}

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	2026-05-18T01:53:37.451512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6991f5c0a7dbefd9aedfc34fdcbe98d78219f4bc2f9a030471a7a64e862cecf

Aliases

arxiv: 1210.6994 · arxiv_version: 1210.6994v1 · doi: 10.48550/arxiv.1210.6994 · pith_short_12: 42MR6XAKPW7P · pith_short_16: 42MR6XAKPW7P3GXN · pith_short_8: 42MR6XAK

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/42MR6XAKPW7P3GXN7Q2P3S7JRV \
  | 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: e6991f5c0a7dbefd9aedfc34fdcbe98d78219f4bc2f9a030471a7a64e862cecf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96a47a59dc48fac173142f7af15d58cf7a445b828c3ee678901911eb3bd27279",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-10-25T20:34:57Z",
    "title_canon_sha256": "99aaeebc51092c6d0b1a621ff2708bad4a7bc384c59f3767b17b560fb3cd0324"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.6994",
    "kind": "arxiv",
    "version": 1
  }
}