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 - TACLOBAN CITY SDEO Award a ₱3.0M contract to QUELLING CONSTRUCTIONNational agencies
Transaction hash:
24bfdd4b6be71dec18d93f52b9bb2123002f125f207db7b685868e20cfefc7c6
Status:
Included and unchanged
Block:
#5,480 533 blocks after it
Position in block:
Transaction 95 of 679
Award day:
Apr 22, 2024 (2 yrs 6 mo ago)
Value:
₱2,956,047.91
Project:
23IM0137
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 #5,480 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 "Outside Infra - Unprogrammed Appropriations 2023". 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 - TACLOBAN CITY SDEO awarded it to QUELLING CONSTRUCTION on 2024-04-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23IM0137: 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 2024-09-16). 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 24bfdd4b6b…efc7c6now …
- 2. Block Merkle root changedstored 8c1a52756d…90187bnow …
- 3. Block #5480 hash changedstored e1ccc54072…f8fda3now …
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 678 records. Each step hashes the current value together with the sibling shown.
- leaf 24bfdd4b6be71dec18d93f52b9bb2123002f125f207db7b685868e20cfefc7c6
- 01 L 24707475b40f69d454c24db85a5a2b604115a01a97a167ec50d8365b6cba5509
- 02 L 3a7505503df83548a458ad5269d9fc1ad9b2935b3e13c60619ac5a865d0a3a1e
- 03 L 8a33a134a63a1a2c21f40d3c2d5ae34993e49aec7dd7829e07a53707e3f4d9ef
- 04 L c583edb12672638d4a572644a9fffadd2fa901c5a83f8ee90f7f571ea315cee2
- 05 L b3a2c566c0fb3ac4f55c4c3167a83f346c5048a22c8173d337f5914aa3f930e5
- 06 R 0a8f437d45ec67ad990bba6d11948e16d04250b23bc57cb176cdccead90472f0
- 07 L e56fc9d661cdc611bdbf38f34e902ca3fad75c5acdbb453b2dc911acf0364a98
- 08 R 4d6d1ebf995713f9fcb2c113c3d482e96d909b3205c047179fce3dafc29719a3
- 09 R 81d43a9628f41ad2e4385c2f6a19161b177f6dd10205c5799895bfe2d0724eeb
- 10 R 68cf7e14343f7223dfd1b415f276f5272b707356b00ed9c35a9c52bb0b776b44
- root 8c1a52756d9e72c7743c93b5b705efb9cc89805e73765b101635a4c45590187b