Pith Number

pith:2HG7SQNL

pith:2022:2HG7SQNL6Z6ALLD6D6XQGGAJQ2

not attested not anchored not stored refs pending

Hubble Space Telescope Imaging of Luminous Extragalactic Infrared Transients and Variables from the SPIRITS Survey

(10) University of Minnesota, (11) IPAC), 2), (2) Space Telescope Science Institute, (3) University of Arizona, (4) S. African Astronomical Observatory, 5), (5) University of Cape Town, (6) Caltech, 7), (7) Orbital Insight, (8) University of Colorado, (9) SETI Institute, Ann Marie Cody (9), Frank J. Masci (11) ((1) Pennsylvania State University, Howard E. Bond (1, Jacob E. Jencson (3), John Bally (8), Mansi M. Kasliwal (6), Patricia A. Whitelock (4, Robert D. Gehrz (10), Scott M. Adams (6

arxiv:2202.11040 v1 · 2022-02-22 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2HG7SQNL6Z6ALLD6D6XQGGAJQ2}

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	2026-07-05T04:13:51.344373Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1cdf941abf67c05ac7e1faf03180986b98a0bb171050d43779bfd6dae1867c9

Aliases

arxiv: 2202.11040 · arxiv_version: 2202.11040v1 · doi: 10.48550/arxiv.2202.11040 · pith_short_12: 2HG7SQNL6Z6A · pith_short_16: 2HG7SQNL6Z6ALLD6 · pith_short_8: 2HG7SQNL

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/2HG7SQNL6Z6ALLD6D6XQGGAJQ2 \
  | 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: d1cdf941abf67c05ac7e1faf03180986b98a0bb171050d43779bfd6dae1867c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56497c92831df8de8fcb76d8945961fb2d8f0fd09c348a2e6f9868c5a7d6cde7",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-02-22T17:14:17Z",
    "title_canon_sha256": "c97ef97203fd4b1e8ea284c1f3ad0af8c32851c00b7aa4713036f8758d320b43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.11040",
    "kind": "arxiv",
    "version": 1
  }
}