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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 - QUEZON CITY 1ST ED Award a ₱1.9M contract to 4 DOUBLERS TRADING & CONTRACTORNational agencies

Transaction hash:
a4b2f610a0d55f5000d887f4f4ee177d70793569a2f6fc2cffbf169448dc92d1
Status:
Included and unchanged
Block:
#2,362 3,651 blocks after it
Position in block:
Transaction 155 of 234
Award day:
Mar 27, 2015 (11 yrs 7 mo ago)
Value:
₱1,890,737.88
Project:
Reh of MPB St. Andrew Rep H. Spirit QC

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 #2,362 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 - QUEZON CITY 1ST ED awarded it to 4 DOUBLERS TRADING & CONTRACTOR on 2015-03-27.
    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   a4b2f610a0…dc92d1now      …
  2. 2. Block Merkle root changed
    stored   28ab56624a…2e5ba2now      …
  3. 3. Block #2362 hash changed
    stored   84341417a5…eb8453now      …
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 233 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a4b2f610a0d55f5000d887f4f4ee177d70793569a2f6fc2cffbf169448dc92d1
  2. 01 L a361626e2e464abd60c08a84e5b075cb5ed7477c8d935e0f70511b9c25114043
  3. 02 L 1b8f854672507c5a5c40110f2322c3300fab63cc5128fe4f0d2fd93d7f174c1c
  4. 03 R 2d27326305083b3455e3d7ff8eb8f567f2611ea99b7020366e0983f78d4af46c
  5. 04 L ba1304d536237139439d05891346c227785c7c81249ff0a1affe945f08b1ca57
  6. 05 L fc86e70f6e67703e431d27aa7841e6275bd5ee414e87eea93a656d67811b831c
  7. 06 R 0c954b0c832f004d2375c70734a233f15979c715b0c6d8bfbd5b30fa7119fe96
  8. 07 R 5d0ee4955b849cea6d78cdee0ae9c25c9ee6cfec913011857ee6bf1ee1042e69
  9. 08 L 0244e21e5e9c2d289b7edf1f478fa8e16b9a005d01f7475c7efabf0e8c5bbbef
  10. root  28ab56624a61f391b2eccda2ec0564b20697ae799ff4fb1b2799b5f4a52e5ba2