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
DPWH BATANGAS I DISTRICT ENGINEERING OFFICE Award a ₱3.6M contract to SANDSTORM CONSTRUCTIONNational agencies
Transaction hash:
908bfe45530e69f302be6af33c4d351fa5a45af300b3e1586d250f55c2c86dc0
Status:
Included and unchanged
Block:
#3,807 2,206 blocks after it
Position in block:
Transaction 208 of 371
Award day:
Jul 2, 2019 (7 yrs 4 mo ago)
Value:
₱3,629,610.67
Project:
19DB0053
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 #3,807 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 2019 LP", i.e. the FY2019 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)DPWH BATANGAS I DISTRICT ENGINEERING OFFICE awarded it to SANDSTORM CONSTRUCTION on 2019-07-02.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19DB0053: 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 2019-11-14). 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 908bfe4553…c86dc0now …
- 2. Block Merkle root changedstored 8a439bcfba…76bd9fnow …
- 3. Block #3807 hash changedstored 7730624041…ca4d57now …
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 370 records. Each step hashes the current value together with the sibling shown.
- leaf 908bfe45530e69f302be6af33c4d351fa5a45af300b3e1586d250f55c2c86dc0
- 01 R 909f37f4fd65b85a6a7d16e14e30f6753d6983571f79579a41e833f4a68b6a42
- 02 R 902cc89b754b26954fd3b786e98766ad96eb2bb3f610a414d50b0bc597a2391c
- 03 R 91a5dedd30eea8a07b06e25a4e045a8f48558c34f1956f4c5db2854f78deecda
- 04 R 87179ebad2871a980051fce1c0acf3ec98ec2af9e99c591d6a933071104929db
- 05 L 97535059430b7621845aabdd7272907ee4ff25204b6fba7a31ac4c5586a649d3
- 06 R 37b973fd81e2e3f8c2c8e663c7ea32ef3c733296ede0f9dfb72eefe79dd9e063
- 07 L b536d055cba33068cfb32170fab9549fab12089723019e16e11bb226a5e9c3f8
- 08 L 8b2a83821b4ac24e6a49beb22ddb61673ce6ee3c4bfdc463bf48d260ed139fdb
- 09 R c5fb15aed1dcdbc39477072068b59f42d8223dc056082c42769e83495bca88fe
- root 8a439bcfbaebd3569895f5564526c6ae71e7adfa1489fc6da73fc29ae776bd9f