Pith Number

pith:ERTNT45O

pith:2021:ERTNT45OMJ476BDZNLJA33Z3BR

not attested not anchored not stored refs pending

GALExtin: An alternative online tool to determine the interstellar extinction in the Milky Way

Andre Moitinho, Douglas J. Marshall, Eduardo B. Amores, Leandro O. Kerber, Ricardo M. Jesus, Rodrigo A. Moura, Ronaldo S. Levenhagen, Roseli Kunzel, Vladan Arsenijevic

arxiv:2108.00561 v1 · 2021-08-01 · 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{ERTNT45OMJ476BDZNLJA33Z3BR}

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	2026-07-05T03:21:57.472799Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2466d9f3ae6279ff04796ad20def3b0c62734341b039d00c1bc71487d2f822e3

Aliases

arxiv: 2108.00561 · arxiv_version: 2108.00561v1 · doi: 10.48550/arxiv.2108.00561 · pith_short_12: ERTNT45OMJ47 · pith_short_16: ERTNT45OMJ476BDZ · pith_short_8: ERTNT45O

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/ERTNT45OMJ476BDZNLJA33Z3BR \
  | 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: 2466d9f3ae6279ff04796ad20def3b0c62734341b039d00c1bc71487d2f822e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31fad0b3a504918bcc254fe0233848b01a3239558f33d83d7ca60fe6629c685f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-08-01T23:22:46Z",
    "title_canon_sha256": "6b99997cc16e23b813138f3b5667b20b505fdb0db22244b545fec0abc823d0bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.00561",
    "kind": "arxiv",
    "version": 1
  }
}