Pith Number

pith:BQERVXKK

pith:2020:BQERVXKKXN5DMPV6IHOIXFUEHM

not attested not anchored not stored refs pending

REQUIEM-2D: Spatially Resolved Stellar Populations from HST 2D Grism Spectroscopy

Allison Man, Christina C. Williams, Erica J. Nelson, Francesca Rizzo, Gabriel Brammer, Guillaume Mahler, Jane R. Rigby, Joel Leja, Katherine E. Whitaker, Keren Sharon, Matthew B. Bayliss, Michael D. Gladders, Mohammad Akhshik, Rachel Bezanson, Sarah Wellons, Sune Toft

arxiv:2008.02276 v1 · 2020-08-05 · 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{BQERVXKKXN5DMPV6IHOIXFUEHM}

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	2026-07-05T05:57:51.705549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c091add4abb7a363ebe41dc8b96843b34f8178a08cbd67d394fabe5f9cd5052

Aliases

arxiv: 2008.02276 · arxiv_version: 2008.02276v1 · doi: 10.48550/arxiv.2008.02276 · pith_short_12: BQERVXKKXN5D · pith_short_16: BQERVXKKXN5DMPV6 · pith_short_8: BQERVXKK

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/BQERVXKKXN5DMPV6IHOIXFUEHM \
  | 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: 0c091add4abb7a363ebe41dc8b96843b34f8178a08cbd67d394fabe5f9cd5052

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ae7e3137e1be252243bcfcc936499909881b72cef8262d08ab5cade52ca6da9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-08-05T18:00:00Z",
    "title_canon_sha256": "6336413d59706d47612af63a8abbe3edbe8f680d3b54d1381dbc09706e89c347"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.02276",
    "kind": "arxiv",
    "version": 1
  }
}