Pith Number

pith:JGGZN7B7

pith:2018:JGGZN7B7PAXG3RUXT3FVFRCGUM

not attested not anchored not stored refs pending

A quantitative spectral analysis of 14 hypervelocity stars from the MMT survey

Andreas Irrgang, Simon Kreuzer, Ulrich Heber, Warren Brown

arxiv:1806.08630 v1 · 2018-06-22 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JGGZN7B7PAXG3RUXT3FVFRCGUM}

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	2026-05-18T00:10:31.095069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

498d96fc3f782e6dc6979ecb52c446a3397d5e6b564783dfb167cb7637b2f8b9

Aliases

arxiv: 1806.08630 · arxiv_version: 1806.08630v1 · doi: 10.48550/arxiv.1806.08630 · pith_short_12: JGGZN7B7PAXG · pith_short_16: JGGZN7B7PAXG3RUX · pith_short_8: JGGZN7B7

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/JGGZN7B7PAXG3RUXT3FVFRCGUM \
  | 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: 498d96fc3f782e6dc6979ecb52c446a3397d5e6b564783dfb167cb7637b2f8b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a87da539b5376471d56dcaa72fbd5b1a5ced331a3601489231b96827036753b4",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-06-22T12:37:19Z",
    "title_canon_sha256": "27692d5eac74d0208d93ea9f8c271d4733b85cf06c8c87b5941549450fbf2e7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08630",
    "kind": "arxiv",
    "version": 1
  }
}