Pith Number

pith:UMRWO2U4

pith:2022:UMRWO2U4M5UOYRHH6GVS6LQ4W7

not attested not anchored not stored refs pending

Finding the birthplace of HMXBs in the Galaxy using Gaia EDR3: kinematical age determination through orbit integration

Federico Garcia, Francis Fortin, Sylvain Chaty

arxiv:2207.02114 v1 · 2022-07-05 · astro-ph.GA · 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{UMRWO2U4M5UOYRHH6GVS6LQ4W7}

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	2026-07-05T04:57:13.344183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a323676a9c6768ec44e7f1ab2f2e1cb7c19fd6fb58ee4ac673e82f8b587d3897

Aliases

arxiv: 2207.02114 · arxiv_version: 2207.02114v1 · doi: 10.48550/arxiv.2207.02114 · pith_short_12: UMRWO2U4M5UO · pith_short_16: UMRWO2U4M5UOYRHH · pith_short_8: UMRWO2U4

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/UMRWO2U4M5UOYRHH6GVS6LQ4W7 \
  | 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: a323676a9c6768ec44e7f1ab2f2e1cb7c19fd6fb58ee4ac673e82f8b587d3897

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b9b73f7e3a08c8c21188d5dbb31a8d764d5af666093c3620e139152bc7cad91",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-07-05T15:30:06Z",
    "title_canon_sha256": "d72779f023c7c83a0cb0c9e82f71e61310a4ec0622ed542deb2d67a5d11b699e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.02114",
    "kind": "arxiv",
    "version": 1
  }
}