Pith Number

pith:YDU6I3PX

pith:2021:YDU6I3PXNKYVQLTQVT7RE6FDKX

not attested not anchored not stored refs pending

COALAS: I. ATCA CO(1-0) survey and luminosity function in the Spiderweb protocluster at z=2.16

A. P. Thomson, B. Emonts, B. Indermuhle, B. Ziegler, C. De Breuck, C. D. P. Lagos, C. M. Casey, G. Drouart, G. Miley, H. Dannerbauer, H. Rottgering, J. B. Champagne, J. M. Perez-Martinez, J. M. Rodriguez-Espinosa, J. R. Allison, L. Bassini, M. Lehnert, M. Sanchez Portal, N. Hatch, N. Seymour, P. Macgregor, P. Serra, R. Overzier, R. P. Norris, R. Shimakawa, S. Jin, T. Kodama, Y. Koyama

arxiv:2103.08884 v1 · 2021-03-16 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YDU6I3PXNKYVQLTQVT7RE6FDKX}

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	2026-07-05T03:02:48.136903Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c0e9e46df76ab1582e70acff1278a355e34e85d1e2fb8c4b572ae1c1e3b11c7c

Aliases

arxiv: 2103.08884 · arxiv_version: 2103.08884v1 · doi: 10.48550/arxiv.2103.08884 · pith_short_12: YDU6I3PXNKYV · pith_short_16: YDU6I3PXNKYVQLTQ · pith_short_8: YDU6I3PX

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/YDU6I3PXNKYVQLTQVT7RE6FDKX \
  | 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: c0e9e46df76ab1582e70acff1278a355e34e85d1e2fb8c4b572ae1c1e3b11c7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bd32afceb7dde7584441d1fac8641e69d31040d2bdabf6c5906d265043cacf9",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-03-16T07:14:39Z",
    "title_canon_sha256": "2e53a8e368b3d0e40a7f15a0cf0045d6833acfbdbace62c7feb03248ef47f854"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.08884",
    "kind": "arxiv",
    "version": 1
  }
}