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
PROVINCE OF RIZAL Award a ₱2.3M contract to A.L. SALAZAR CONSTRUCTION, INC.Provinces
Transaction hash:
ca46627e8b19752ea3d0800dcd5167dcfa9a688103b81cbd66bbf00aa5f9478c
Status:
Included and unchanged
Block:
#1,934 4,079 blocks after it
Position in block:
Transaction 97 of 124
Award day:
Dec 5, 2013 (12 yrs 11 mo ago)
From:
Value:
₱2,317,278.89
Project:
Riprapping for Side Protection of Creek damaged by
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 #1,934 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)PROVINCE OF RIZAL awarded it to A.L. SALAZAR CONSTRUCTION, INC. on 2013-12-05.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)COA's CY2024 audit of Rizal gave a "not stated" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 ca46627e8b…f9478cnow …
- 2. Block Merkle root changedstored 12ace7654b…37ae46now …
- 3. Block #1934 hash changedstored 4070149d81…211eacnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 123 records. Each step hashes the current value together with the sibling shown.
- leaf ca46627e8b19752ea3d0800dcd5167dcfa9a688103b81cbd66bbf00aa5f9478c
- 01 L c9cba05ab900166d537b30f24765e671802ada4c9d5cfb71d3a6cfe39013292b
- 02 R c4b3c42167de72e89bc9e4a18d330fa4b2f6b2e1edf96ac3938c92c81025a51b
- 03 R 1e600533d7ceb040e6a996cfbed452d3d59b16c3a986fbe3a796a56f567264b3
- 04 R 84cf9a70ee3d9047a551cd38ff2e71cc6fd8efeb54956955f660dae1d00cb2bc
- 05 R 8b1c83f2907ce6f94cbe3497e8dfdcabe5be873467a001f3663b7c24f85c24b1
- 06 L 6a098fcb970137b8231161b61194a854e3337e424ee53c0420dcd1e806c29cac
- 07 L 28bc51a5a45ca6ac9e4c2d78859594b7c60b7135fe62d6559ba37fed88c13dde
- root 12ace7654b30b7e2f9d83c601eb3cad1c9e76a9e8e71fe90ca4b53561637ae46