Skip to content
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 2ND ED Award a ₱43.4M contract to MANCOL CONSTRUCTION CORPORATIONNational agencies

Transaction hash:
a9ccb98eb4f5a7e4deb0fc4f5e5073c519da6e9bfb9d871e7d85d1ad4d3e3f4f
Status:
Included and unchanged
Block:
#5,011 1,002 blocks after it
Position in block:
Transaction 162 of 241
Award day:
Dec 19, 2022 (3 yrs 10 mo ago)

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 #5,011 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 "Outside Infra - Trust Funds 2022". 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 - QUEZON CITY 2ND ED awarded it to MANCOL CONSTRUCTION CORPORATION on 2022-12-19.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22OG0170: Not Yet Started, 0% 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)
    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

2 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   a9ccb98eb4…3e3f4fnow      …
  2. 2. Block Merkle root changed
    stored   594c719862…ea3272now      …
  3. 3. Block #5011 hash changed
    stored   343bb80289…1b63cbnow      …
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 240 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a9ccb98eb4f5a7e4deb0fc4f5e5073c519da6e9bfb9d871e7d85d1ad4d3e3f4f
  2. 01 R aa80d3b47a22e2a608f86c8b06b69de5d5ea0a0807b4b0d5595b82564f0770b2
  3. 02 L 4049d359bcbd9c725646a1584f204c7f39c394645329a132965dc42b7736c55e
  4. 03 R badc5449de4070a2cc3a2d12e9708745a068a5701071b423b5198d84e74ddc8c
  5. 04 R 0f63d45263dbff9acb1deeb96bfbe57dde16f3bbcfc825c6df8e3c43706ae0bb
  6. 05 R 1046cae2606acfdc9b453927ad1ab12396154b45a5033448bb040159b2aa5da4
  7. 06 L d50eea1ac24136b5d0840408e5be32e1ee5646ff22187334955ec0234fd7f9df
  8. 07 R d25d87826ffe11544c5bf9524fa7d5b1c6f6e0a7be829e7e47c20370a00cd09b
  9. 08 L 9e1fae75b0d2715f5420664817671fc601b50e94c62de82d494484d7a0303f4e
  10. root  594c719862b72ddd60ce6b7954e93a25675d63f9bc671e197aff86f545ea3272