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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 - TARLAC 1ST DEO Award a ₱9.6M contract to JAM-C BUILDERSNational agencies

Transaction hash:
de9becb0abced3a2e2566637db6aaf42389923924a59417272a680b9b2dbfb9f
Status:
Included and unchanged
Block:
#5,083 930 blocks after it
Position in block:
Transaction 236 of 281
Award day:
Mar 3, 2023 (3 yrs 8 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 #5,083 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)
    DPWH lists the funding source as "Regular Infra - GAA 2023 OO-1", i.e. the FY2023 GAA. The exact UACS line is not given.
    Partly
  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 - TARLAC 1ST DEO awarded it to JAM-C BUILDERS on 2023-03-03.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 23CJ0210: Completed, 100% physical progress.
    Found
  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)
    DPWH marks the contract "Completed" (end 2023-09-26). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 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   de9becb0ab…dbfb9fnow      …
  2. 2. Block Merkle root changed
    stored   1d88aeafb2…130617now      …
  3. 3. Block #5083 hash changed
    stored   70ce44a46f…d13429now      …
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 280 records. Each step hashes the current value together with the sibling shown.

  1. leaf  de9becb0abced3a2e2566637db6aaf42389923924a59417272a680b9b2dbfb9f
  2. 01 R deae07cafa880650f825aebc15ab7b82083a949f4bdc37370b4e9d5c1bd7c976
  3. 02 R 6ae4c56391e420ce2850019a5c2e73ec52964a4bfb83894edd303a4c6e284444
  4. 03 L 8854441835785349c0bc777d1a5013d2e182faadbd30e3648e5da4c5b3156bc0
  5. 04 L 95144dcc21cd88f061e9dc8ba929a2af5416630590cfd51f64919e9c1926f8ec
  6. 05 R 31d0045ae9939a4597a3af7a8663545c0e75671e7c4c083bb44c91972194f5ae
  7. 06 L 78607f5d0e57cb65ed374d6fa443bd53224282a08d1327e4c8c60fcce4208abe
  8. 07 L 00f6be03a606c985f222cdeacb719b58eb527364de825c327f504550e84a2875
  9. 08 L fb3471f7465745817c111d809b482a6f3ef6b8fbec31c82a3df80d4d5b57d818
  10. 09 R 7ac28c6a3ce3d82b556a6e2b33e8dd294ae5b1b41553cd6cfcd944b7f138bd1b
  11. root  1d88aeafb2165516bd75481343155ac5986fc38343fc89143154c97347130617