Pith Number

pith:LXKALA6Z

pith:2021:LXKALA6ZRFHPNQR4NCCDDRCFUP

not attested not anchored not stored refs pending

The influence of the environment on the spin evolution of low-mass stars. I. External photoevaporation of circumstellar disks

Andrew J. Winter, Julia Roquette, Louis Amard, Sean P. Matt, Sophia Stasevic

arxiv:2109.10296 v1 · 2021-09-21 · astro-ph.SR · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LXKALA6ZRFHPNQR4NCCDDRCFUP}

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	2026-07-05T03:22:00.446988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5dd40583d9894ef6c23c688431c445a3dcc70aa4319fafab21fc60f869c118d6

Aliases

arxiv: 2109.10296 · arxiv_version: 2109.10296v1 · doi: 10.48550/arxiv.2109.10296 · pith_short_12: LXKALA6ZRFHP · pith_short_16: LXKALA6ZRFHPNQR4 · pith_short_8: LXKALA6Z

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/LXKALA6ZRFHPNQR4NCCDDRCFUP \
  | 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: 5dd40583d9894ef6c23c688431c445a3dcc70aa4319fafab21fc60f869c118d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77686ea620abe56e8a193e8a3b72daf798da12cdc0d0ebbb827e70e6e619ce43",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-09-21T16:17:03Z",
    "title_canon_sha256": "f618a9f93a25bfdd8567441d485ac11a92eeb35cfcfc0080e6c0253ce85d77bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.10296",
    "kind": "arxiv",
    "version": 1
  }
}