Pith Number

pith:7QB7SIQZ

pith:2016:7QB7SIQZ7TDKGDF77LKXW3N46P

not attested not anchored not stored refs pending

3.5-Year Monitoring of 225 GHz Opacity at the Summit of Greenland

(2) Harvard-Smithsonian Center for Astrophysics, (3) National Oceanic, Astrophysics, Atmospheric Administration), David D. Turner (3) ((1) Academia Sinica Institute of Astronomy, Keiichi Asada (1), Makoto Inoue (1), Ming-Tang Chen (1), Patrick M. Koch (1), Paul T. P. Ho (1), Pierre L. Martin-Cocher (1), Satoki Matsushita (1), Scott N. Paine (2)

arxiv:1611.01279 v1 · 2016-11-04 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7QB7SIQZ7TDKGDF77LKXW3N46P}

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	2026-05-18T00:53:02.171954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc03f92219fcc6a30cbffad57b6dbcf3f00344407154333a48ccda6b41ae5c50

Aliases

arxiv: 1611.01279 · arxiv_version: 1611.01279v1 · doi: 10.48550/arxiv.1611.01279 · pith_short_12: 7QB7SIQZ7TDK · pith_short_16: 7QB7SIQZ7TDKGDF7 · pith_short_8: 7QB7SIQZ

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/7QB7SIQZ7TDKGDF77LKXW3N46P \
  | 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: fc03f92219fcc6a30cbffad57b6dbcf3f00344407154333a48ccda6b41ae5c50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8cd309e39984982933f42f9a57b53076a4efcebfcfb6423a89bc0afa8c4c589",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-11-04T07:23:03Z",
    "title_canon_sha256": "1c92392d9ab2ba83f84e3f8f59af7f42ef6da4d37531f07b5eace204de3bcc78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.01279",
    "kind": "arxiv",
    "version": 1
  }
}