Pith Number

pith:EWX74PJH

pith:2018:EWX74PJHG2YPGY5DFGTGMAON37

not attested not anchored not stored refs pending

The quick and the dead: Finding the surviving binary companions of Galactic supernovae with Gaia

D. Boubert, M. Fraser

arxiv:1811.12272 v1 · 2018-11-29 · astro-ph.SR · 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{EWX74PJHG2YPGY5DFGTGMAON37}

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	2026-05-17T23:55:10.849687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25affe3d2736b0f363a329a66601cddff629c77beb57ad6323e8236ea67c8db6

Aliases

arxiv: 1811.12272 · arxiv_version: 1811.12272v1 · doi: 10.48550/arxiv.1811.12272 · pith_short_12: EWX74PJHG2YP · pith_short_16: EWX74PJHG2YPGY5D · pith_short_8: EWX74PJH

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/EWX74PJHG2YPGY5DFGTGMAON37 \
  | 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: 25affe3d2736b0f363a329a66601cddff629c77beb57ad6323e8236ea67c8db6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6acdb1c9b474de8ae35868f9a581acfee9921fd011e40c30ef2abcc70998e2d",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-11-29T16:03:30Z",
    "title_canon_sha256": "ffb44380542c3f078ac9ae0b01e175333874963082226e5fae70d98c2a17c791"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.12272",
    "kind": "arxiv",
    "version": 1
  }
}