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FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

MUNICIPALITY OF CANTILAN, SURIGAO DEL SUR Award a ₱499.9K contract to MELROSHEAN CONSTRUCTION CORPORATIONMunicipalities

Transaction hash:
e12ca9e3f8f790062425cfd3a22a425a891d5efa604bb7c75639b2f6d927a962
Status:
Included and unchanged
Block:
#5,351 662 blocks after it
Position in block:
Transaction 255 of 280
Award day:
Dec 7, 2023 (2 yrs 11 mo ago)
Value:
₱499,900.00
Project:
CONSTRUCTION OF DRAINAGE CANAL

Accountability

Bill Sec. 3 and 19
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,351 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    The award does not say which budget line pays for it.
    Not published
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    MUNICIPALITY OF CANTILAN, SURIGAO DEL SUR awarded it to MELROSHEAN CONSTRUCTION CORPORATION on 2023-12-07.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    COA's CY2024 audit of Cantilan gave a "qualified" opinion on its financial statements (not specific to this contract).
    Partly

1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   e12ca9e3f8…27a962now      …
  2. 2. Block Merkle root changed
    stored   a1fb96959d…5f111anow      …
  3. 3. Block #5351 hash changed
    stored   cb159f077f…ab8888now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 279 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e12ca9e3f8f790062425cfd3a22a425a891d5efa604bb7c75639b2f6d927a962
  2. 01 L e049dba6ae8c491d7835ec6bf2a9a803763736d084f89f2f1985b844f23c0192
  3. 02 L 6c7636f9b9af1fb613e239399ff66eb10f6fec004c759bb7f829b5d5415946d0
  4. 03 L 0d57acf4e9e13f82bd529ac237e810da3669ebe5319e6396819c84f30035fe1a
  5. 04 L 972ed0d9078012f79522d462ca77c0e6ed887f70c587bb63e71465dd159de7f6
  6. 05 L f8546039aa868b96f2081189c24e4e21c00c1871c20f52cc22ce0534f44a704c
  7. 06 L 02204e12bbbe44a70d266214504e7ff45810dde568ff8b6fcff009ee9f632f14
  8. 07 L ba74576dce43c996d80fc42d2626863276e9777a8e4017963886238c961dc2a7
  9. 08 L 4c2c1292ae22ec2d7e5a4fd1caae0691aaa346dfc9edf0854b9e4e6a62a7fe12
  10. 09 R 926f7c8c5fdcae3cb0cebd0e77620fe8f57f94d0ffa4c9213e1e921843c5583a
  11. root  a1fb96959d86a54f24856bbb02708597006e90c1e61b23b4c6615a17405f111a