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 3RD ED Award a ₱9.7M contract to CARRY-ON CONSTRUCTIONNational agencies
Transaction hash:
b3e55b853dd60d6071bfaaf2581db03cb4860c1fbcb14c101face636bb3e5fbe
Status:
Included and unchanged
Block:
#5,161 852 blocks after it
Position in block:
Transaction 355 of 507
Award day:
May 22, 2023 (3 yrs 5 mo ago)
Value:
₱9,674,195.32
Project:
23OD0210
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 #5,161 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 2023 CSSP", i.e. the FY2023 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 3RD ED awarded it to CARRY-ON CONSTRUCTION on 2023-05-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23OD0210: 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 2023-10-26). 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 b3e55b853d…3e5fbenow …
- 2. Block Merkle root changedstored 8b7ddbdb71…438538now …
- 3. Block #5161 hash changedstored 1bc84bae85…cced2dnow …
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 506 records. Each step hashes the current value together with the sibling shown.
- leaf b3e55b853dd60d6071bfaaf2581db03cb4860c1fbcb14c101face636bb3e5fbe
- 01 L b3ba7fd9556639afd5e1c5309fb567c55aaa50db467a5c169e016cc7c62b7906
- 02 L 6c011ded711f04e14e67204269f82fc972a80cf833a1e9e7a9d8041c223b17a5
- 03 R e084788e860b00fc2877448b126751a8054e03ba4a3cac809a1ec56a62f2a91f
- 04 R 78e71fedfcae254f6c2ffb52dc1723a311b92e3e355fe62453d528ffa05157e3
- 05 R 8324dc29886872146ab9c0089de4fbdc287dd6a2787488cc171c331ad415fe2d
- 06 L 0319b1747f7c53b9edf5ef666450bee263fe717e252f2fcb61c802ab14fe8d1e
- 07 L 9dbf11e9d04b17378985a1ebfefc7b29941919b806878bfcbfc4dbb115682a8e
- 08 R 5c00bde45332be8beb3a9db784cca40c5152c174921179796748d2bdfd23877c
- 09 L 1293991e82477d1765700ced82afd0f4310436d8a989794bfadd0f7eca186dd8
- root 8b7ddbdb711bd2496b37bb354cd750a6314ec72d0e6c36cb9ba97541ad438538