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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 - METRO MANILA 1ST E Award a ₱19.5M contract to DOUBLE 12 CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
5779477f89b5284bef16656b6740b76994b58d0f2250903f294a3581a9a164e8
Status:
Included and unchanged
Block:
#3,590 2,423 blocks after it
Position in block:
Transaction 92 of 240
Award day:
Nov 14, 2018 (8 yrs ago)
Value:
₱19,478,344.87
Project:
Contract ID No. 018OB0451-Construction of Two (2)

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 #3,590 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)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA 1ST E awarded it to DOUBLE 12 CONSTRUCTION & SUPPLY on 2018-11-14.
    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)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 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   5779477f89…a164e8now      …
  2. 2. Block Merkle root changed
    stored   f4d9e5e432…ccc72bnow      …
  3. 3. Block #3590 hash changed
    stored   14e088a56a…9f1e8cnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 239 records. Each step hashes the current value together with the sibling shown.

  1. leaf  5779477f89b5284bef16656b6740b76994b58d0f2250903f294a3581a9a164e8
  2. 01 R 58ae9113dcb620cb1520d3e45672bbe23667bed83d2b89ba271ebe4c553e1f64
  3. 02 R 5ba1debb5daa37bbae9447a71e3f29be32b02ff0edf85401d160640dc294fad2
  4. 03 L 85a779dbf82e783c2e853ef561b1dca55db03c95a033f2b866efc323b40e8cbf
  5. 04 L 797fe497291371f5449121851692b8688c1482d2dd6d4e06aed841296169188a
  6. 05 L c4d43e4c9163cd51512d9e3694044acea939759236abb5e11f67213bc6650e9a
  7. 06 R 94de689a6071c3b4dcb6c849479a7bfeacad73ac813a7a70d3a4cf32f1d1196d
  8. 07 L 104f16df25027c87df26c5b26143f586c22171e20786a78aa4ed542e3add31c0
  9. 08 R 223ede3ca9b6253cab5bd2b57bd8b72761ab3584770f0ee70c5df329b4f90884
  10. root  f4d9e5e4324fa5b18800a85aa0177b5ac4bb99745fa021b446ca25f390ccc72b