Pith Number

pith:RICMISB3

pith:2015:RICMISB3ME73KDHLOLUPZMHNV4

not attested not anchored not stored refs pending

A New Method For Robust High-Precision Time-Series Photometry From Well-Sampled Images: Application to Archival MMT/Megacam Observations of the Open Cluster M37

J. D. Hartman, S.-W. Chang, Y.-I. Byun

arxiv:1503.03375 v1 · 2015-03-11 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RICMISB3ME73KDHLOLUPZMHNV4}

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	2026-05-18T01:40:52.410381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a04c4483b613fb50ceb72e8fcb0edaf1b86a747cb280a457193e9d934b5d4db

Aliases

arxiv: 1503.03375 · arxiv_version: 1503.03375v1 · doi: 10.48550/arxiv.1503.03375 · pith_short_12: RICMISB3ME73 · pith_short_16: RICMISB3ME73KDHL · pith_short_8: RICMISB3

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/RICMISB3ME73KDHLOLUPZMHNV4 \
  | 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: 8a04c4483b613fb50ceb72e8fcb0edaf1b86a747cb280a457193e9d934b5d4db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "189ccd78a14ac6eeb7b0433a91205ba4b9edc37f98a5bb50e707a53cfdecfa48",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-03-11T15:26:05Z",
    "title_canon_sha256": "acbd8b33e8781e9fd2f746aa1e77b35294cd434addec0b557a1b248e2bda4469"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03375",
    "kind": "arxiv",
    "version": 1
  }
}