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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 - PAMPANGA 2ND DEO Award a ₱4.5M contract to PING-ANN'S CONSTRUCTION & TRADINGNational agencies

Transaction hash:
e5c2adfe264bc5edd08c1b65139ada853a22124abeacef15ead3ed9aed1cec62
Status:
Included and unchanged
Block:
#2,603 3,410 blocks after it
Position in block:
Transaction 154 of 170
Award day:
Dec 11, 2015 (10 yrs 11 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 #2,603 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 - PAMPANGA 2ND DEO awarded it to PING-ANN'S CONSTRUCTION & TRADING on 2015-12-11.
    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   e5c2adfe26…1cec62now      …
  2. 2. Block Merkle root changed
    stored   131b9130d7…e752d3now      …
  3. 3. Block #2603 hash changed
    stored   16804408f8…a1f526now      …
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 169 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e5c2adfe264bc5edd08c1b65139ada853a22124abeacef15ead3ed9aed1cec62
  2. 01 R e5e7ac3ba6b8df5cbea180bc6129c5e8316c92655efb877b01c57dd8d3a126cd
  3. 02 L 4773c232cc69891da327bd4fa778d606c9b494be2095c7569562a0262e1b2494
  4. 03 R 9dd237d42164c5ba186e75983177446bef3529294c2977ae021a0fe25b2fdc00
  5. 04 L 728b48426ea4cb4c22416bc6ec8392b4b8fb222abb867cbb1067da99fa74eec7
  6. 05 L c9d87928e4b1c8d543a29fdb9635a618ae08c9e5ef9a64b19c3f68f9c8dbf920
  7. 06 R 8c71a2d5f545d12973dcdc8e0c6c096fa06ba29fe2f8ee9d4104609fa8430993
  8. 07 R 99e5e174b9520377f4d2dd3b79019da9eb3559e887b48fe4e8f07f4843f1d459
  9. 08 L a189689c7a47fcc5f19bf46d9490b404356674fbdb78263939342c9f87ad6a17
  10. root  131b9130d7f668fb37b3369b0f3ff6311b4998e30c782c4535d04f9998e752d3