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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

CITY OF QUEZON Award a ₱4.3M contract to CARJEN CONSTRUCTION & TRADINGCities

Transaction hash:
fb512ae4eafc9ec128cbb7374c0cc26533a4f1c080b5597f31bf2f8982e09623
Status:
Included and unchanged
Block:
#3,428 2,585 blocks after it
Position in block:
Transaction 475 of 485
Award day:
May 25, 2018 (8 yrs 5 mo ago)
Value:
₱4,322,158.03
Project:
18-6002

Accountability

Bill Sec. 3 and 19
Responsible agency:
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 #3,428 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)
    CITY OF QUEZON awarded it to CARJEN CONSTRUCTION & TRADING on 2018-05-25.
    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)
    COA's CY2024 audit of Quezon City gave a "unmodified" opinion on its financial statements (not specific to this contract).
    Partly

1 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   fb512ae4ea…e09623now      …
  2. 2. Block Merkle root changed
    stored   4cc0423ea8…bb0680now      …
  3. 3. Block #3428 hash changed
    stored   8bc6ab23ba…86f35enow      …
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 484 records. Each step hashes the current value together with the sibling shown.

  1. leaf  fb512ae4eafc9ec128cbb7374c0cc26533a4f1c080b5597f31bf2f8982e09623
  2. 01 L f9ab89868d18c9edfc0553133b4c22a9f1f2ce0ca460776a2fb00386526d19ed
  3. 02 L 6990a653e1db937b4d6e12744978245e2877ec6a09bbd6315635948ab54a2468
  4. 03 R 98f4cf87183c76395539b7b39682cb0ad94dc0bd312ee24b55d7770889c33331
  5. 04 L 53f5c7563245832653e552fb2f86e6c55b3a25a2ace0b27405803a253676729b
  6. 05 L 765bf4806bfff51e14d5e9f1efebf3258efa085e84ea92e1995be7e20cef917a
  7. 06 R 1273ec0a0a19bf6843a2bf3cba08a3c06fb3747fd2b68e90c08831968fd443d1
  8. 07 L 8b6c997e0abbf7d213e6ab410e542e5c6147ff780d5fb1bf7bdcea23831377e9
  9. 08 L 3e8131a4b595d5744f8c875e93ac6fe91a5a9b20f1b4e73ac0e79da0a1927db6
  10. 09 L db1e8a66ab36a86699eb6f7460e03290c1d39408a65761514622a27db0bcb1d8
  11. root  4cc0423ea844f5b448fa1167d8ba0fb515b1905c1da03b000db13e57e5bb0680