Pith Number

pith:XAJFJHDL

pith:2021:XAJFJHDLRWAAYNIQFUZEFL3OJZ

not attested not anchored not stored refs pending

Evolution of the galaxy merger fraction in the CLAUDS+HSC-SSP deep fields

Andy Goulding, Jean Coupon, Marcin Sawicki, Nathalie Thibert, Stephane Arnouts, Stephen Gwyn

arxiv:2106.04266 v1 · 2021-06-08 · 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{XAJFJHDLRWAAYNIQFUZEFL3OJZ}

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	2026-07-05T02:47:13.920653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b812549c6b8d800c35102d3242af6e4e455e8db27a370c69946e7c948abd048c

Aliases

arxiv: 2106.04266 · arxiv_version: 2106.04266v1 · doi: 10.48550/arxiv.2106.04266 · pith_short_12: XAJFJHDLRWAA · pith_short_16: XAJFJHDLRWAAYNIQ · pith_short_8: XAJFJHDL

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/XAJFJHDLRWAAYNIQFUZEFL3OJZ \
  | 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: b812549c6b8d800c35102d3242af6e4e455e8db27a370c69946e7c948abd048c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac3ab101a85f467c1b8315bfb06be4f0ae54530885e9b49e474d34507ebbc438",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-06-08T11:51:32Z",
    "title_canon_sha256": "f60de89dbc8e103f153e6f09c7a46f5d1cd05002f3ae4d8947fc06d955bbb0d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.04266",
    "kind": "arxiv",
    "version": 1
  }
}