Pith Number

pith:LXRNPT2I

pith:2015:LXRNPT2IMHSWWYXHXTIGW2WW4X

not attested not anchored not stored refs pending

DR Tau: Temporal variability of the brightness distribution in the potential planet-forming region

Florian Ober, Robert Brunngr\"aber, Sebastian Wolf, Thorsten Ratzka

arxiv:1511.07590 v1 · 2015-11-24 · 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{LXRNPT2IMHSWWYXHXTIGW2WW4X}

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	2026-05-18T01:23:53.989711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5de2d7cf4861e56b62e7bcd06b6ad6e5c56c1f930ecff8d583bdd56dc859dac4

Aliases

arxiv: 1511.07590 · arxiv_version: 1511.07590v1 · doi: 10.48550/arxiv.1511.07590 · pith_short_12: LXRNPT2IMHSW · pith_short_16: LXRNPT2IMHSWWYXH · pith_short_8: LXRNPT2I

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/LXRNPT2IMHSWWYXHXTIGW2WW4X \
  | 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: 5de2d7cf4861e56b62e7bcd06b6ad6e5c56c1f930ecff8d583bdd56dc859dac4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bced2e46ba065a5ad2f82c85abd03669136353dd34d0aebf8e58a689d70f330",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-11-24T06:48:32Z",
    "title_canon_sha256": "74e73c6549ccad01856100fd5eb8863e31d1b1b3554797658e5de17ca381a529"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.07590",
    "kind": "arxiv",
    "version": 1
  }
}