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 - LEYTE 1ST ED Award a ₱15.3M contract to COLLERA CONSTRUCTIONNational agencies
Transaction hash:
885eb4e1824489c2afa2b53bff09d98984fad068ae0c0960fe391c3f2a9268de
Status:
Included and unchanged
Block:
#4,004 2,009 blocks after it
Position in block:
Transaction 105 of 238
Award day:
Jan 24, 2020 (6 yrs 9 mo ago)
Value:
₱15,262,617.69
Project:
CID No. 20IC0025
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 #4,004 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 - Flood Control: Construction - Drainage (e.g., Closed and Open Conduits, Spillway), Roads: Construction - PCCP". 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 - LEYTE 1ST ED awarded it to COLLERA CONSTRUCTION on 2020-01-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20IC0025: 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 2020-06-25). 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 885eb4e182…9268denow …
- 2. Block Merkle root changedstored ad1e5cb33c…723264now …
- 3. Block #4004 hash changedstored ff623274da…6584a8now …
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 237 records. Each step hashes the current value together with the sibling shown.
- leaf 885eb4e1824489c2afa2b53bff09d98984fad068ae0c0960fe391c3f2a9268de
- 01 L 8852224648ffdc7f07ba173df7f453915db2d6fcf1afdf512a8e3d9743ac6ab6
- 02 R c8bedba8c989374ab0f7e59f572e380f402c4a656c934585ae2fcb697914a06a
- 03 R 0c3805ea6aacbc94b4fdb7dfbc4b0a24a9b2d83218f239e54691ac5ce59ade14
- 04 L 6168bfcfb698ad41ad2554e9a8b3d68d8718b6cb8039523fe13b14c9919e2993
- 05 R 23b11b0c07189707408bfb6ad1d156a51d9b72482ecebb7240d8e222f9d0371f
- 06 L 2b0ad9a96ad4a6f21e7c005e6972b5273c6b94b5f2016e5d4ee5080ebecf50b9
- 07 L 8958043b1e14949d15affb7570c5b4b8bdf594ef08d5476069c4ca4ae0510d9b
- 08 R 4c828cb6fd9c658762d5ea24e058a2d49765d1d605d464006ce7c5f650c04b33
- root ad1e5cb33c15d8efdade926b2a62a9ab1b58c8069dbf4c21154828b310723264