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 - ZAMBALES 1ST DEO Award a ₱27.9M contract to HIGH STRENGTH DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
f0a3845aa98c2a2dd2c1ffdfa7aaa4e6d80bbc5aaf13796ca591dd80d337e3e5
Status:
Included and unchanged
Block:
#3,774 2,239 blocks after it
Position in block:
Transaction 559 of 596
Award day:
May 28, 2019 (7 yrs 5 mo ago)
Value:
₱27,929,999.93
Project:
19CL0037 - Slope Protection/Flood Control
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 #3,774 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 - ZAMBALES 1ST DEO awarded it to HIGH STRENGTH DEVELOPMENT CORPORATION on 2019-05-28.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 f0a3845aa9…37e3e5now …
- 2. Block Merkle root changedstored 30e5600109…f8fbd3now …
- 3. Block #3774 hash changedstored 60e01bb4e2…da3120now …
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 595 records. Each step hashes the current value together with the sibling shown.
- leaf f0a3845aa98c2a2dd2c1ffdfa7aaa4e6d80bbc5aaf13796ca591dd80d337e3e5
- 01 L f09fbcec2500c05e68ccf7f05542122e87eae709eafa8304fd39d42e3086b73f
- 02 L 4c432db0b4e24628f9b0d2d690af7e017e00072bfc7fb5b92a9a817659b145ae
- 03 L 7aa31f7cadbbcc59ef0f3e75df5b0d36fe0257fd0fc193c638e845150e4df238
- 04 L c03ec7cde0739a44f2d2c33c5fc984e1e8f1611aa64df5efc86f1ca49f857505
- 05 R 886f89d59bee42a931e21dbd1e97c2edd556b80aa2a7d4de7bb7ed3b7383e17f
- 06 L 2df076c16a3b9fe4b03cbd94a2f87ef4b2fc98e755d93529568232805a6d5051
- 07 R aeafb808410431344f4b8c14c927249b748257e9e553ffb6ab5cb1f3cd2f1d67
- 08 R 3c0acf66dd8a32d7a357c91baed1df28bfb76cb640ef832b82e738f97b5dcf9c
- 09 R 14e0eddab41965a1fd0e6b76570706e59c2844b450418f537efe4b7474be8cc1
- 10 L 659a566c32dc0baadfb1859e6db5aa89ca51500a1e1a74b5b219868c6162bd02
- root 30e56001099a1fb0af03f03796c011b2611ccad564fdbd2636a3648644f8fbd3