Pith Number

pith:AQO3IZGK

pith:2009:AQO3IZGK6XDMHMVI7EFB7CAY5F

not attested not anchored not stored refs pending

Ram pressure stripping of tilted galaxies

F. Combes, J. Koppen, J. Palous, P. Jachym

arxiv:0904.3886 v1 · 2009-04-24 · 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{AQO3IZGK6XDMHMVI7EFB7CAY5F}

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	2026-05-18T02:13:57.507464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

041db464caf5c6c3b2a8f90a1f8818e9656b1be20e87ecd73398ff480c8e3ab3

Aliases

arxiv: 0904.3886 · arxiv_version: 0904.3886v1 · doi: 10.48550/arxiv.0904.3886 · pith_short_12: AQO3IZGK6XDM · pith_short_16: AQO3IZGK6XDMHMVI · pith_short_8: AQO3IZGK

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/AQO3IZGK6XDMHMVI7EFB7CAY5F \
  | 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: 041db464caf5c6c3b2a8f90a1f8818e9656b1be20e87ecd73398ff480c8e3ab3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d890aacc775bf2eb6c136ecc2cedc4a0ba559bcec62a382bfce3cdcb73412488",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-04-24T14:48:20Z",
    "title_canon_sha256": "f13e61d4d5e3a49b19430f70d07c71f4dd902292973a31d4ccd4da05e6b264b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.3886",
    "kind": "arxiv",
    "version": 1
  }
}