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
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA 1ST E Award a ₱3.8M contract to B. BERNARDO CONST., INC.National agencies
Transaction hash:
a2250d9bddff18f37bbd3c4d30cc40d150a2b93d9cb7060ced5eaf4113ad332d
Status:
Included and unchanged
Block:
#4,721 1,292 blocks after it
Position in block:
Transaction 229 of 354
Award day:
Feb 16, 2022 (4 yrs 8 mo ago)
Value:
₱3,801,525.22
Project:
Contract ID No. 21OB0235-Name of Contract Reha
Full record:
Accountability
Bill Sec. 3 and 19Responsible 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 #4,721 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)DPWH lists the funding source as "Regular Infra - GAA 2021 LP", i.e. the FY2021 GAA. The exact UACS line is not given.Partly
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - METRO MANILA 1ST E awarded it to B. BERNARDO CONST., INC. on 2022-02-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21OB0235: Completed, 100% physical progress.Found
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)DPWH marks the contract "Completed" (end 2022-05-29). The certificate itself is not published.Partly
- 8. AuditCOA 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
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored a2250d9bdd…ad332dnow …
- 2. Block Merkle root changedstored a53672f2c3…bea3cbnow …
- 3. Block #4721 hash changedstored 0af7e1b7e4…0f822anow …
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 353 records. Each step hashes the current value together with the sibling shown.
- leaf a2250d9bddff18f37bbd3c4d30cc40d150a2b93d9cb7060ced5eaf4113ad332d
- 01 L a14305d43259e864a6b5b953528f5b950c56800bc868c6d8004758927bb4762d
- 02 R 77ea87cb44b03cefd66179845913d210ecd18aa02da3e328316e7c6ad4017e0a
- 03 L c909534e9653855a9d8530e3535d3084430d133d80171f99ba99e0318548718e
- 04 R aaccb3b8c667cb683387c054a0567d9feedc4fdfc48f8a2c50209a124cb95928
- 05 R d3910fd1c527c84ec7d710712968813484cfea25d3596ca97a5c166cb2485f16
- 06 L 5ffc4a01881dad6e21d3f06732a12fb282e6fe83a40381010a63d9807ae8082c
- 07 L 9667aa5cbee275cf44015e34fdb29ca15965e33038d5a84d73069cf650a8b7c6
- 08 L 058b6987a6fde4d3d74557b47f35aa92afde25630f6d8ccf4b56e20a0178c5ae
- 09 R 6e86641aa553314997349f27dc5cdd2cfddde6ad24aec4cc0c61a75abc1fac07
- root a53672f2c30deb667b08b83223b669f1baae540d8fb35b15f43cdd2618bea3cb