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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 4TH ED Award a ₱10.2M contract to PING-ANN'S CONSTRUCTION & TRADINGNational agencies

Transaction hash:
f63eebb0fd11028da19da2d41f962c88e6bf0366d7e1b8fc80b7db28fcc73c9a
Status:
Included and unchanged
Block:
#2,511 3,502 blocks after it
Position in block:
Transaction 180 of 191
Award day:
Sep 7, 2015 (11 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 #2,511 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 4TH ED awarded it to PING-ANN'S CONSTRUCTION & TRADING on 2015-09-07.
    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   f63eebb0fd…c73c9anow      …
  2. 2. Block Merkle root changed
    stored   3bacc45656…3a8590now      …
  3. 3. Block #2511 hash changed
    stored   84b6c3a641…8073d5now      …
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 190 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f63eebb0fd11028da19da2d41f962c88e6bf0366d7e1b8fc80b7db28fcc73c9a
  2. 01 R f6d16eccb7408a727d8563009492d45720ecaf558c6139b92957fea51d1fb94a
  3. 02 R 385e28d93e782bcb3db254766b4104e8d988bb8a87fc1731210c70f1a6633fd1
  4. 03 L 0ca4ac111efcd23f5081625cd9f38d735222ab061a3bddd8350dff4e6e01da97
  5. 04 R 683b6313ffac4e30942163dc3325952868c277920d00be6f0c314b0a634a8934
  6. 05 L 2b1b7d2dd40436459e43e2011933cbe7bd4c2f008148b4c3903bcaf623088ecf
  7. 06 L 5f23c38c9da4eadec0cd6466e393660c5ca869c9787fb298fe62e87b8f54860f
  8. 07 R 685ccc77c9d8823692252d0855d1b837dbc47d74b848c56ec711f8abdc560dd3
  9. 08 L 60e63fb148fe277b825c34d0b5ef96a212c6e20cbf46ca1d6d884c0fb23e1aa2
  10. root  3bacc45656a292f04846f975ff13211057e05e2201f2506ec5b0c6f0df3a8590