Pith Number

pith:LDII436G

pith:2012:LDII436G7WFB2IBQXWNJXXXTL5

not attested not anchored not stored refs pending

Protoplanetary Disks of T Tauri Binary Systems in the Orion Nebula Cluster

Monika G. Petr-Gotzens, Sebastian Daemgen, Serge Correia

arxiv:1201.2421 v3 · 2012-01-11 · 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{LDII436G7WFB2IBQXWNJXXXTL5}

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	2026-05-18T01:58:52.482481Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58d08e6fc6fd8a1d2030bd9a9bdef35f489ddfc2085d70379989cd0b7e256c47

Aliases

arxiv: 1201.2421 · arxiv_version: 1201.2421v3 · doi: 10.48550/arxiv.1201.2421 · pith_short_12: LDII436G7WFB · pith_short_16: LDII436G7WFB2IBQ · pith_short_8: LDII436G

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/LDII436G7WFB2IBQXWNJXXXTL5 \
  | 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: 58d08e6fc6fd8a1d2030bd9a9bdef35f489ddfc2085d70379989cd0b7e256c47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2edca84e4b991e4f12fdf0d62e97988b595a9a5798b54ab759416b5b2fb08083",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-01-11T21:09:56Z",
    "title_canon_sha256": "9a8e7c32e19a91ea2f7e8b7e8a95a8365fcd9854c96e2259c317f5caf5212fe6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2421",
    "kind": "arxiv",
    "version": 3
  }
}