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 - TARLAC DEO Award a ₱1.1M contract to DAMICO BUILDERS AND SUPPLIESNational agencies
Transaction hash:
1f3975eec4acefe54ba3c42a3f9f0f0e8f3811f9b55281cba7e8afcecd363533
Status:
Included and unchanged
Block:
#1,941 4,072 blocks after it
Position in block:
Transaction 31 of 182
Award day:
Dec 12, 2013 (12 yrs 11 mo ago)
Value:
₱1,134,271.71
Project:
CONSTRUCTION OF 2 CL SCHOOL BUILDING AT CALAPAN ES
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 #1,941 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)The award does not say which budget line pays for it.Not published
- 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 - TARLAC DEO awarded it to DAMICO BUILDERS AND SUPPLIES on 2013-12-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA 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
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 1f3975eec4…363533now …
- 2. Block Merkle root changedstored 7f12055baf…7f8335now …
- 3. Block #1941 hash changedstored 067a8884d2…b30d84now …
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 181 records. Each step hashes the current value together with the sibling shown.
- leaf 1f3975eec4acefe54ba3c42a3f9f0f0e8f3811f9b55281cba7e8afcecd363533
- 01 L 1e9459ce3b0fed15bbd7dce37701da7f30b2bdaeca6109cdc0257ecd53ffbfea
- 02 L 5ba6ac6614e50eefa9ff1676d294a6f397fc2d936c8ad9c30417739845e42090
- 03 L f41a25416169acc6d7621fd86a65b941db7eb43d0d52b9bcc836613ccbda96d2
- 04 L 74ebffde6a1177666ce171839b90aa5ae17eaabb38cf4ccb0fb6f255b970f388
- 05 L dc9d65739adb9cc6a7dc3246a2bc3ece246a33774f1d1985ea43cc4b31f8ab7f
- 06 R f14ddc12a4b0b2956a676fdf5878b9c4ade97d8ef5921ec9b03755fc55b7e1ba
- 07 R cff06e061b075673100efb5f4e77f5d3ec7ac19a921da1fd97f057a5eafd6896
- 08 R 1a1dd0e5090d443c421f548325cfc227606767220282014b923e6ce89efda739
- root 7f12055baf5db15b3cc987894a7fb86b4b7c0627d173f5c8b07eed68357f8335