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
MUNICIPALITY OF MERCEDES, EASTERN SAMAR Award a ₱2.6M contract to TWO-BROTHERS CONSTRUCTIONMunicipalities
Transaction hash:
4016c48930c77b9d4e4ce3a2539d8e324f8d1ac08ad6b871fe38ad267e22bebb
Status:
Included and unchanged
Block:
#4,228 1,785 blocks after it
Position in block:
Transaction 60 of 227
Award day:
Sep 21, 2020 (6 yrs 1 mo ago)
Value:
₱2,617,476.36
Project:
Proposed Construction of National Child Developme
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 #4,228 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)MUNICIPALITY OF MERCEDES, EASTERN SAMAR awarded it to TWO-BROTHERS CONSTRUCTION on 2020-09-21.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 Mercedes 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 4016c48930…22bebbnow …
- 2. Block Merkle root changedstored 97a4d36024…22aca6now …
- 3. Block #4228 hash changedstored bc8f933f8e…7aeda7now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 226 records. Each step hashes the current value together with the sibling shown.
- leaf 4016c48930c77b9d4e4ce3a2539d8e324f8d1ac08ad6b871fe38ad267e22bebb
- 01 R 403af4564a84331531eb01743c7d9a6a5c25611776459973563cdf45055c2e57
- 02 R 8f01366759f2395285580ec8cdc367e7d08b53df3b83e309ad4725d2e47b358d
- 03 L 823dc5b6051dd4f887383e435f7934ab45fed96cf6796c71e180432d7aa002aa
- 04 L acf58882943c01cb3f5448e9c1be0cd5c62de77f010928b7055950a9b2890bfc
- 05 L 980f9c3612e6389f39d205c051e7f5a41c743f8ebb41601e003d475af61a9cf5
- 06 L 8351d51895bc8b6da5c747b220ee8795824e5cf567d173bc663fb20ef7e11c04
- 07 R 56c7375d483278d0c3fa72a002e649f99043533bb2a44a1f61ade837f894f1d0
- 08 R 23b3b3ccdfa0c121ac99d46d3b791840515fa65f1bad9854c838f97bbd1491c3
- root 97a4d360242743311769cd58c946fc112c83b815b61ba4e936d254f1b222aca6