Pith Number

pith:EHC5GQHE

pith:2008:EHC5GQHEFYOG2W5DZAV5V3TPWH

not attested not anchored not stored refs pending

Trigonometric Parallaxes of Massive Star Forming Regions: III. G59.7+0.1 and W 51 IRS2

A. Brunthaler, K. M. Menten, L. Moscadelli, M. J. Reid, X. W. Zheng, Y. Xu

arxiv:0811.0701 v1 · 2008-11-05 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHC5GQHEFYOG2W5DZAV5V3TPWH}

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	2026-05-18T04:29:25.432242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21c5d340e42e1c6d5ba3c82bdaee6fb1cfc1c071372c01193a81536dc098d7df

Aliases

arxiv: 0811.0701 · arxiv_version: 0811.0701v1 · doi: 10.48550/arxiv.0811.0701 · pith_short_12: EHC5GQHEFYOG · pith_short_16: EHC5GQHEFYOG2W5D · pith_short_8: EHC5GQHE

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/EHC5GQHEFYOG2W5DZAV5V3TPWH \
  | 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: 21c5d340e42e1c6d5ba3c82bdaee6fb1cfc1c071372c01193a81536dc098d7df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96d717779395b76696e6546905b4ed1523fcb58873bf17d8dcfd6a03643bed1a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-11-05T11:33:39Z",
    "title_canon_sha256": "b9f6163d91fcbf4eda30d1218c39a95344273378884687363f1eaf03fe3712d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.0701",
    "kind": "arxiv",
    "version": 1
  }
}