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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 2ND ED Award a ₱3.1M contract to ULTRON CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
2974fad92b3606aaa13ca1ffb4ba491ac352563d18a55ffce506ca74c8133106
Status:
Included and unchanged
Block:
#1,844 4,169 blocks after it
Position in block:
Transaction 33 of 184
Award day:
Aug 27, 2013 (13 yrs 2 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 #1,844 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 2ND ED awarded it to ULTRON CONSTRUCTION AND SUPPLY on 2013-08-27.
    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   2974fad92b…133106now      …
  2. 2. Block Merkle root changed
    stored   5a90255395…4fb918now      …
  3. 3. Block #1844 hash changed
    stored   421aec233c…6341denow      …
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 183 records. Each step hashes the current value together with the sibling shown.

  1. leaf  2974fad92b3606aaa13ca1ffb4ba491ac352563d18a55ffce506ca74c8133106
  2. 01 L 282acc44a8470e079290de63b3e623489ce593d7783a372fddcb60a5d9ffafb0
  3. 02 R a7b3d2b24874fa89c7e6580fb00266177b1d7b901930cadbcf4820966292d54c
  4. 03 R 97c82cbd07d782720f7799b72a442d457c0ef8a0c72b7c507de02fc82aa7f2c4
  5. 04 R e98c10a1f1bde23a0ca7940258aea35d2b668d391b187716ad454414b2443cf3
  6. 05 R 23db5805304ef2f824d30b48fd357b618c9233e5aaf5151d0aa43de724ec0dcf
  7. 06 L 47382772c544097f50677477983a91bdc3b40262e6883f463ccd71738b040fbf
  8. 07 R 649c53c24cd3eb50af4061ec71e7a249d6ffafcbf5fccc28e7294f898bc17222
  9. 08 R f60d1791fdb81479d8c9ad162a44ea0683f40b29a71fb5e2d17063aca054d28e
  10. root  5a90255395098a3b82ed2aa400d1862c3a10dcd58b18a65978749f08c04fb918