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
CITY OF MANDAUE, CEBU Award a ₱5.1M contract to BIGFOOT CONSTRUCTION AND SUPPLYCities
Transaction hash:
920339b51079eba484aed51b61ad65367307a9baecc90a43d5759dfcbb799c3f
Status:
Included and unchanged
Block:
#5,510 503 blocks after it
Position in block:
Transaction 231 of 430
Award day:
May 22, 2024 (2 yrs 5 mo ago)
Value:
₱5,143,453.59
Project:
CONST. OF LEVEL III POTABLE WATER SUPPLY BRGY. LAB
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 #5,510 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)CITY OF MANDAUE, CEBU awarded it to BIGFOOT CONSTRUCTION AND SUPPLY on 2024-05-22.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)COA's CY2024 audit of City of Mandaue gave a "qualified" 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 920339b510…799c3fnow …
- 2. Block Merkle root changedstored 725fe814ee…1a4909now …
- 3. Block #5510 hash changedstored 95aef0f931…02ffd6now …
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 429 records. Each step hashes the current value together with the sibling shown.
- leaf 920339b51079eba484aed51b61ad65367307a9baecc90a43d5759dfcbb799c3f
- 01 L 91dfca35ac325cba44eb4ab8402d47e2ece6d8917a8f7de6848e4d889635afa6
- 02 L 6828c9d26ee0d9f0ba9249db2837e8ac9b5fdd954da6158e658ce87c6ad6694e
- 03 L 92c7cf2250e763e1e7b59d8a54c11637654332e1de2e5c19d1f52e170127b02c
- 04 R 58bb6ac4d49ec4238a6a56eac4a1f8568ba05daed72aeb1f69712b4a282c18fa
- 05 R 39358e1aa579c59e8643851d284dd386254cbada9551d5e066b7c45699290fca
- 06 L 0add65339e01a2521066661b44008fdeaf1eb680878e395f142dfd2e863282a5
- 07 L 34129f99ec1a94531f641a511a07cfbee6ae1669d1da3380eccaa49767226435
- 08 L ff25a13233cdac7a5a1d5c5f186b9383ef92f7e69a91bfba8b5875d50040b917
- 09 R a8bbd77ee573e6d8a31526d4e1e49022e3711c90ae625857efc5816747ebed5f
- root 725fe814eec3d5f4b708cbea45ae4dca57cad6ce19a735ad9802c6bf1f1a4909