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 EDUCATION - DIVISION OF NORTHERN SAMAR Award a ₱1.9M contract to R.M. CHIA CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
42f8efb8a045dbc066e1dae7e3a8652535c5284f4bdcce8e296edecdafb5dafd
Status:
Included and unchanged
Block:
#5,708 305 blocks after it
Position in block:
Transaction 64 of 210
Award day:
Dec 11, 2024 (1 yr 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 #5,708 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 EDUCATION - DIVISION OF NORTHERN SAMAR awarded it to R.M. CHIA CONSTRUCTION AND SUPPLY on 2024-12-11.
    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   42f8efb8a0…b5dafdnow      …
  2. 2. Block Merkle root changed
    stored   442167ef65…598533now      …
  3. 3. Block #5708 hash changed
    stored   4c4c9cbb9f…9ab368now      …
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 209 records. Each step hashes the current value together with the sibling shown.

  1. leaf  42f8efb8a045dbc066e1dae7e3a8652535c5284f4bdcce8e296edecdafb5dafd
  2. 01 R 43a61dffc67e2932a853c55de61eb13a6d675ed1c9a334f3d906e610483ef8e1
  3. 02 R 3d79149a1dd4fd0ac88395eb6bdfc5e7bb5f169568a0cfe62a6f0faa15c9040b
  4. 03 R efceb01513555ca94915e26d8a4028ec6e0d9659efd2c4e2c1c559466093cae1
  5. 04 R b2b50acdc306038cf0846c62b0a9e78716c6387214e70ff69e59d4d9cc84da48
  6. 05 R 591a17a79c91ca1f0f6dcb549f1b267dc4fc8f38f9193ddeb7a1a07df095445e
  7. 06 R c6caa5b54f443c5b097b4c60c3f69a55221e9c53a92c92c64f9d3a0665f32dc6
  8. 07 L 6acfbe798928e0f24c91159aad075dd62efff88c9f222de9f5cf3c9cdd3cfa71
  9. 08 R b727b7d9b9cb8b03fd2870ef43144f58a6bff68cd29ab2c468d81ce5e229c454
  10. root  442167ef65e9456266a1c2ba842723e6de6d6c9da2db4ad09efffc43ab598533