Pith Number

pith:ADC4G3RC

pith:2018:ADC4G3RCYYXIIL3XMDQPD5R2QR

not attested not anchored not stored refs pending

Long-term BVRI photometric light curves of 15 PMS stars in the IC 5070 star-forming region

Evgeni Semkov, Stoyanka Peneva, Sunay Ibryamov, Teodor Milanov

arxiv:1805.11745 v1 · 2018-05-29 · 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{ADC4G3RCYYXIIL3XMDQPD5R2QR}

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	2026-05-18T00:01:29.455614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00c5c36e22c62e842f7760e0f1f63a845f45202b94d7a9c9261bcca5236ca042

Aliases

arxiv: 1805.11745 · arxiv_version: 1805.11745v1 · doi: 10.48550/arxiv.1805.11745 · pith_short_12: ADC4G3RCYYXI · pith_short_16: ADC4G3RCYYXIIL3X · pith_short_8: ADC4G3RC

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/ADC4G3RCYYXIIL3XMDQPD5R2QR \
  | 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: 00c5c36e22c62e842f7760e0f1f63a845f45202b94d7a9c9261bcca5236ca042

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70269c5231dea8e811b8e67f29b69479176d87b5a1799e6ba4bdcd52c3a01376",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-05-29T23:51:05Z",
    "title_canon_sha256": "79954fbd6e6d25362f66eac65f5a543e1703de2de8b8954dc55ddd1e1a41aa71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.11745",
    "kind": "arxiv",
    "version": 1
  }
}