Pith Number

pith:6CBN2ZUL

pith:2022:6CBN2ZULCOZ4YY3PJRPJ5RGDSZ

not attested not anchored not stored refs pending

A dichotomy in group II Herbig disks: ALMA gas disk height measurements show both shadowed large vertically extended disks and compact flat disks

E. F. van Dishoeck, L. M. Stapper, M. R. Hogerheijde, T. Paneque-Carre\~no

arxiv:2211.12532 v1 · 2022-11-22 · 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{6CBN2ZULCOZ4YY3PJRPJ5RGDSZ}

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	2026-07-05T05:37:46.138088Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f082dd668b13b3cc636f4c5e9ec4c396569786ed288363c26e4985d0b94ae3a3

Aliases

arxiv: 2211.12532 · arxiv_version: 2211.12532v1 · doi: 10.48550/arxiv.2211.12532 · pith_short_12: 6CBN2ZULCOZ4 · pith_short_16: 6CBN2ZULCOZ4YY3P · pith_short_8: 6CBN2ZUL

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/6CBN2ZULCOZ4YY3PJRPJ5RGDSZ \
  | 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: f082dd668b13b3cc636f4c5e9ec4c396569786ed288363c26e4985d0b94ae3a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f29ef6e1d2a886f8f1c153427be580ec511445ad7cd376b9579d9e1fda97e249",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-11-22T19:04:59Z",
    "title_canon_sha256": "ab068eb252ddcf90cc9c89d49754a4c40c8c60060b6f1c87e4731ca294867081"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.12532",
    "kind": "arxiv",
    "version": 1
  }
}