Pith Number

pith:O2DDOG5T

pith:2015:O2DDOG5TABK773CAL2HRD4YX6O

not attested not anchored not stored refs pending

Phase Wrapping of Epicyclic Perturbations in the Wobbly Galaxy

Alexander de la Vega, Alice C. Quillen, Elena D'Onghia, Jeffrey L. Carlin, Sukanya Chakrabarti

arxiv:1507.07489 v2 · 2015-07-27 · 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{O2DDOG5TABK773CAL2HRD4YX6O}

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	2026-05-18T01:30:58.059548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7686371bb30055ffec405e8f11f317f3a33456a955503a4521b665508a7d315c

Aliases

arxiv: 1507.07489 · arxiv_version: 1507.07489v2 · doi: 10.48550/arxiv.1507.07489 · pith_short_12: O2DDOG5TABK7 · pith_short_16: O2DDOG5TABK773CA · pith_short_8: O2DDOG5T

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/O2DDOG5TABK773CAL2HRD4YX6O \
  | 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: 7686371bb30055ffec405e8f11f317f3a33456a955503a4521b665508a7d315c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fea55f2c1f6da8942ec39a3a6d9313d410c8c1025ae89f2d954091f243b491d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-07-27T17:24:05Z",
    "title_canon_sha256": "f13aff4d31ff183460ca871666c8ed41d72ce0a8dbd3880dfe98a04564402ab8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.07489",
    "kind": "arxiv",
    "version": 2
  }
}