Pith Number

pith:2GRRDKDC

pith:2018:2GRRDKDCFKYQBTHLK52ZYIOONN

not attested not anchored not stored refs pending

On the influence of environment on star forming galaxies

David J. Wilman, Gabriella De Lucia, Leonel Gutierrez, Lizhi Xie, Matteo Fossati, Peter Erwin, Sandesh K. Kulkarni

arxiv:1808.01628 v1 · 2018-08-05 · 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{2GRRDKDCFKYQBTHLK52ZYIOONN}

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	2026-05-18T00:08:52.355672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1a311a8622ab100cceb57759c21ce6b7f65f87a33ea937f0a39aa67a0c73cf6

Aliases

arxiv: 1808.01628 · arxiv_version: 1808.01628v1 · doi: 10.48550/arxiv.1808.01628 · pith_short_12: 2GRRDKDCFKYQ · pith_short_16: 2GRRDKDCFKYQBTHL · pith_short_8: 2GRRDKDC

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/2GRRDKDCFKYQBTHLK52ZYIOONN \
  | 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: d1a311a8622ab100cceb57759c21ce6b7f65f87a33ea937f0a39aa67a0c73cf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c9539429082eff9c6af439365c097191474e25a194e3e47e15084d80793e586",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-08-05T14:47:58Z",
    "title_canon_sha256": "2fa76f651b56f493bac9c77af8b259c2ffc9aeb76949730605a41a72366515b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.01628",
    "kind": "arxiv",
    "version": 1
  }
}