Pith Number

pith:GHDPNFV3

pith:2023:GHDPNFV3GEKI74WUYZXXBL2QGY

not attested not anchored not stored refs pending

Multiple Rings and Asymmetric Structures in the Disk of SR 21

Eiji Akiyama, Hauyu Baobab Liu, Jun Hashimoto, Kazuhiro Kanagawa, Mihoko Konishi, Motohide Tamura, Munetake Momose, Ruobing Dong, Takashi Tsukagoshi, Takayuki Muto, Yasuhiro Hasegawa, Yi Yang

arxiv:2303.05064 v1 · 2023-03-09 · astro-ph.EP · 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{GHDPNFV3GEKI74WUYZXXBL2QGY}

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	2026-07-05T06:12:46.003073Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31c6f696bb31148ff2d4c66f70af50361c8344260508c36f458aba76f8fd223d

Aliases

arxiv: 2303.05064 · arxiv_version: 2303.05064v1 · doi: 10.48550/arxiv.2303.05064 · pith_short_12: GHDPNFV3GEKI · pith_short_16: GHDPNFV3GEKI74WU · pith_short_8: GHDPNFV3

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/GHDPNFV3GEKI74WUYZXXBL2QGY \
  | 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: 31c6f696bb31148ff2d4c66f70af50361c8344260508c36f458aba76f8fd223d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e99b45dfda137ea7678e3785ac578a95bb37babfcbe732b7ede6f6b1016b9fb7",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2023-03-09T06:28:39Z",
    "title_canon_sha256": "ce402e45a87f5e6ac0271162f3ef358454004630a6c67f9e77d5dbda62b4a763"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.05064",
    "kind": "arxiv",
    "version": 1
  }
}