Pith Number

pith:OMIKXNOU

pith:2016:OMIKXNOU2EFQD2ZZ2DZYGP5SHH

not attested not anchored not stored refs pending

Protoplanetary disk shadowing by gas infalling onto the young star AK Sco

Alexey Sytov, Ana I. Gomez de Castro, Dmitry Bisikalo, Kevin France, Robert O.P. Loyd

arxiv:1602.02585 v1 · 2016-02-08 · 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{OMIKXNOU2EFQD2ZZ2DZYGP5SHH}

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	2026-05-18T01:20:38.157534Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7310abb5d4d10b01eb39d0f3833fb239f60f18eecbac1304c4d6bf36b509e5d1

Aliases

arxiv: 1602.02585 · arxiv_version: 1602.02585v1 · doi: 10.48550/arxiv.1602.02585 · pith_short_12: OMIKXNOU2EFQ · pith_short_16: OMIKXNOU2EFQD2ZZ · pith_short_8: OMIKXNOU

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/OMIKXNOU2EFQD2ZZ2DZYGP5SHH \
  | 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: 7310abb5d4d10b01eb39d0f3833fb239f60f18eecbac1304c4d6bf36b509e5d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d58271091cfc41cbb7110f2bc53be416a45875c313821dc6159c56d3f633c52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-02-08T14:36:57Z",
    "title_canon_sha256": "4f40a25b1f21a173e9d393589094c93e5d38211aa289d69de332261acc4b274b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.02585",
    "kind": "arxiv",
    "version": 1
  }
}