Pith Number

pith:33PXPS7U

pith:2014:33PXPS7U3QB4YBNSW4L5PBAEVQ

not attested not anchored not stored refs pending

Discovery of Recombining Plasma in the Supernova Remnant 3C 391

Hirokazu Odaka, Katsuji Koyama, Shinya Nakashima, Tadayuki Takahashi, Tamotsu Sato

arxiv:1409.6861 v1 · 2014-09-24 · 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{33PXPS7U3QB4YBNSW4L5PBAEVQ}

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	2026-05-18T01:41:57.309927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dedf77cbf4dc03cc05b2b717d78404ac310233931bbcebe0ca05fc60fe32788b

Aliases

arxiv: 1409.6861 · arxiv_version: 1409.6861v1 · doi: 10.48550/arxiv.1409.6861 · pith_short_12: 33PXPS7U3QB4 · pith_short_16: 33PXPS7U3QB4YBNS · pith_short_8: 33PXPS7U

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/33PXPS7U3QB4YBNSW4L5PBAEVQ \
  | 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: dedf77cbf4dc03cc05b2b717d78404ac310233931bbcebe0ca05fc60fe32788b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b76818fc7d8a1588422be7395bce90dab34c96f3d4e0a5a8cba2174536170be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-09-24T09:00:21Z",
    "title_canon_sha256": "7a18dcf222da7f3e4029d5efda16d60e1a98777d73d92df4fec8bdc212a36113"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.6861",
    "kind": "arxiv",
    "version": 1
  }
}