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 - SDN 1ST DEO Award a ₱35.8M contract to AMA CONSTRUCTIONNational agencies
Transaction hash:
ebc9ff6c4d6e28cd960a203a44655530da02e97935463b8761b4451fabd00042
Status:
Included and unchanged
Block:
#3,282 2,731 blocks after it
Position in block:
Transaction 932 of 998
Award day:
Dec 22, 2017 (8 yrs 10 mo ago)
Value:
₱35,841,284.65
Project:
17NF0082
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 #3,282 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 - SDN 1ST DEO awarded it to AMA CONSTRUCTION on 2017-12-22.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 ebc9ff6c4d…d00042now …
- 2. Block Merkle root changedstored 60d0402335…d0fbfdnow …
- 3. Block #3282 hash changedstored 25d020651f…b168e4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 997 records. Each step hashes the current value together with the sibling shown.
- leaf ebc9ff6c4d6e28cd960a203a44655530da02e97935463b8761b4451fabd00042
- 01 R ec697646d810026ef479b41cd0a214023bd611e6671c369480914880278890c1
- 02 R 6ec605dc078f2b9d66301fc158123557ea6d034556151b3acc0adc81a21772a6
- 03 L 2bada716706e914bdd8ccdc77a651adfaa7422f89185222abf1d15758522bf15
- 04 R 8e3b3e943162ceeb72e9879eff7f69875acbdfe9229f5aad9623ff3f02e2877f
- 05 R ec11ffbb48a882740b80039e746a901edaec14fe499be4c07551ff6a944181d0
- 06 L 0bcb819b316fc91b5f79ca2de8ae6bd8151760ed1253c2ad5087c8850da6fd7e
- 07 R 05add4859c660aa4068d78dc2af05c2b1bd74190731999a443eb606b1efa8357
- 08 L 541d5f8be2b12af7a7f7bbbfdfeb5a2404786ec72d5a7d8ecc661cf20be3bade
- 09 L fbd8af44bfd6f19ee1de28ed50d28bfe73e61c33a87b8cc3f327ef5fc608650c
- 10 L 9f402a69ab82cf839577b84e6b27cc42f7d4579aff4c47cee1bb53b621224877
- root 60d0402335a5ce0f94be181b592fa8425baa0f3def3068197fc0f1bb99d0fbfd