Pith Number

pith:SUOYXZSN

pith:2022:SUOYXZSNTRVQE5EBRO7YHA3SWR

not attested not anchored not stored refs pending

Abundance Analysis of the J4 Equatorial Knot of the Born-again Planetary Nebula A30

David Jones, Jordan Simpson, Jorge Garc\'ia-Rojas, Roger Wesson

arxiv:2201.05627 v1 · 2022-01-14 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SUOYXZSNTRVQE5EBRO7YHA3SWR}

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	2026-07-05T03:48:49.536752Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

951d8be64d9c6b0274818bbf838372b46ce8b46c8394b099af8131786986281f

Aliases

arxiv: 2201.05627 · arxiv_version: 2201.05627v1 · doi: 10.48550/arxiv.2201.05627 · pith_short_12: SUOYXZSNTRVQ · pith_short_16: SUOYXZSNTRVQE5EB · pith_short_8: SUOYXZSN

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/SUOYXZSNTRVQE5EBRO7YHA3SWR \
  | 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: 951d8be64d9c6b0274818bbf838372b46ce8b46c8394b099af8131786986281f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bacffd43344b236c1e7884f34084fdb7ad406bee55f1269b2a2f6028ad20d2c3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-01-14T19:09:50Z",
    "title_canon_sha256": "ed88541724f1e4659eb6dc92389a5c3cf11eedc10c35b4c71d2b8715025da249"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.05627",
    "kind": "arxiv",
    "version": 1
  }
}