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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

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION X Award a ₱33.1M contract to CDH CONSTRUCTIONNational agencies

Transaction hash:
71eaf0ea5331e2ff3b0b3b6332b29f0283af88e240d18dff05d7e04d38b1bed9
Status:
Included and unchanged
Block:
#3,969 2,044 blocks after it
Position in block:
Transaction 161 of 333
Award day:
Dec 18, 2019 (6 yrs 10 mo ago)
Value:
₱33,098,703.75
Project:
19K00419

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 #3,969 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)
    DPWH lists the funding source as "Regular Infra - GAA 2019 LP", i.e. the FY2019 GAA. The exact UACS line is not given.
    Partly
  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)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION X awarded it to CDH CONSTRUCTION on 2019-12-18.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19K00419: Completed, 100% physical progress.
    Found
  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)
    DPWH marks the contract "Completed" (end 2020-08-30). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 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   71eaf0ea53…b1bed9now      …
  2. 2. Block Merkle root changed
    stored   60947aaf9f…585e8dnow      …
  3. 3. Block #3969 hash changed
    stored   eeb567542e…ef5f68now      …
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 332 records. Each step hashes the current value together with the sibling shown.

  1. leaf  71eaf0ea5331e2ff3b0b3b6332b29f0283af88e240d18dff05d7e04d38b1bed9
  2. 01 L 7135c71707051eba546cfd5bb2af17cbaa1d5be71c697333a0fd21a6c7df14e6
  3. 02 R 11784c2ce7045f7a0bdccc9cfa7f1d569d890058492b883c16505e1418d08705
  4. 03 R 90bfe925968d099608efc151afeaee97bc8f8c8be7ff0ebe47c02355dad5fac4
  5. 04 R 0a2ac0a260609b7197d78542e448a5054fb49aad753afa4554c04eedffc975fb
  6. 05 R 6bbbebad415463d6e452484a18270097b4737f329bdfca1e43e4cb97fb79da6c
  7. 06 L ab1492d203f702e89a092ab19b68836323cbf8eb307bee151e6367c12f396993
  8. 07 R c53a7a17fbc3e4f789782dc9289085932420efe394c4a02bf1aaabe0a07fd128
  9. 08 L 338f20fffe8f81f3328aca7641f053ae4c5ff8d34c04467775a8710baf08858f
  10. 09 R 19e7509a8019b883dfa90f71f93c0618c98ffd6a437db53338d62428721c350b
  11. root  60947aaf9ff5bd95d4b659f06942799a4737c8a3acc1efa8aed62e0a39585e8d