Pith Number

pith:KIWJQCZR

pith:2011:KIWJQCZR55UFFN45V7E74Z5CDA

not attested not anchored not stored refs pending

High Cadence Time-Series Photometry of V1647 Orionis

2), (2) Fisk University), David A. Weintraub (1) ((1) Vanderbilt University, Fabienne A. Bastien (1, Keivan G. Stassun (1

arxiv:1108.5465 v1 · 2011-08-27 · 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{KIWJQCZR55UFFN45V7E74Z5CDA}

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	2026-05-18T02:00:45.608830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

522c980b31ef6852b79dafc9fe67a21803cc54f05bbd2e21a40bda0047f67254

Aliases

arxiv: 1108.5465 · arxiv_version: 1108.5465v1 · doi: 10.48550/arxiv.1108.5465 · pith_short_12: KIWJQCZR55UF · pith_short_16: KIWJQCZR55UFFN45 · pith_short_8: KIWJQCZR

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/KIWJQCZR55UFFN45V7E74Z5CDA \
  | 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: 522c980b31ef6852b79dafc9fe67a21803cc54f05bbd2e21a40bda0047f67254

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fafd468399a792bb547032cb5908f7dcf9ffdac70686d2177aa30e47c86de51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-08-27T17:08:28Z",
    "title_canon_sha256": "e13eda9fb42d838f187cfb555c2b08056aa5c0f93fe29dc359e9c99cb427899c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.5465",
    "kind": "arxiv",
    "version": 1
  }
}