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 GERONA, TARLAC Award a ₱585.1K contract to G. M. TALAVERA CONSTRUCTION AND SUPPLIESMunicipalities
Transaction hash:
0bade029c19f4d50055f1e3214021511b2f08c8c816c76b1c51978230e5cafe5
Status:
Included and unchanged
Block:
#3,091 2,922 blocks after it
Position in block:
Transaction 13 of 200
Award day:
Jun 1, 2017 (9 yrs 5 mo ago)
Value:
₱585,110.85
Project:
Civil Works
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 #3,091 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 GERONA, TARLAC awarded it to G. M. TALAVERA CONSTRUCTION AND SUPPLIES on 2017-06-01.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 Gerona gave a "unmodified" 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 0bade029c1…5cafe5now …
- 2. Block Merkle root changedstored bf14d7e0fc…c352dbnow …
- 3. Block #3091 hash changedstored b66ef29679…c67236now …
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 199 records. Each step hashes the current value together with the sibling shown.
- leaf 0bade029c19f4d50055f1e3214021511b2f08c8c816c76b1c51978230e5cafe5
- 01 L 0b67bf01ebcc2c6196d4fd422089857ddb239f4cfe3a8492859a1098476d0f52
- 02 R 93d8bfa9dba31f4c5cd4ad89457a2fd33167b585f8eb063f41d1ac97df4e65cd
- 03 L 33ac7e9dd784fabea7da311c97a0bd734e6f6672827bdf0bdaeee96cd875517f
- 04 L 4831dcc7dd861b3c3f54e9c4257e0a26ff80a6734e42acef2744128894d6b4ad
- 05 R 80cebd8d347b4673f96c15caf9133b71313a54a453e744901733ec2eb1935c5d
- 06 R aebd8917b3d90cee6190ccd1e28d928257ef73b4392d8c88b4d5afcb8ad51e25
- 07 R fb672eb695c47df54fb40b20a7a8a7dbe7e69d0cc4396076f19c0d246d2be05e
- 08 R 4833f9ffdf216ceb8c58a17a1595bc193f8ae47a471afd9096302edffa480040
- root bf14d7e0fcefc871ceaa2b45f854cfdd60273d3cd49d9c91f30a5ab1e8c352db