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 BURDEOS, QUEZON Award a ₱2.0M contract to NT SOTELO CONSTRUCTION AND SUPPLY CORPORATIONMunicipalities
Transaction hash:
99c638cbf031bced3fbb20d85a99f922195028a8b95b7f83a5d7f2af67578a70
Status:
Included and unchanged
Block:
#4,425 1,588 blocks after it
Position in block:
Transaction 211 of 366
Award day:
Apr 19, 2021 (5 yrs 6 mo ago)
Value:
₱1,996,635.19
Project:
Rehabilitation/ Construction of Farm to Market Roa
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 #4,425 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 BURDEOS, QUEZON awarded it to NT SOTELO CONSTRUCTION AND SUPPLY CORPORATION on 2021-04-19.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 Burdeos 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 99c638cbf0…578a70now …
- 2. Block Merkle root changedstored 5766b9a57d…1a6c10now …
- 3. Block #4425 hash changedstored 15f1c9580e…e70e6anow …
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 365 records. Each step hashes the current value together with the sibling shown.
- leaf 99c638cbf031bced3fbb20d85a99f922195028a8b95b7f83a5d7f2af67578a70
- 01 L 98d6b852217cb413d65560866ea0f298d882e214c4dbd8f6deb72def4151d850
- 02 L aceab5d3651e0d4fb6f1e341f1343f5b6d83783c77a67f259f81b90e6c9a85da
- 03 R b5216d7e8225a9a99919316822c64be0035f5ea1449f23858feee7186dcd3e87
- 04 R fc90d12e1dfc417944c563bc5b21ab893ea30c5bdbd0a9358be088d4b02d3fee
- 05 L 1f2a1e545e085c413ba0534fc52c22de814ebd5b8b20c8ae28a5e79dc9489853
- 06 R cce3e3d4332fa366feef7ebf739f1b990ebb3e4457990ffa0ecb0da51d844dd5
- 07 L 2dea25ed209ea8577304875004d6db9e92b443774be9161325120205064c627a
- 08 L 1634fefe23d5208eb6843918b0b16fe0d3066fa38ce07dbc5aa31a86b1bcf08e
- 09 R d10e66c3cad93c868eeb1de9f3154d084c640ba62079e5f007896a9cc8738898
- root 5766b9a57d2e9d401a75866fa0ef8d232150a06bd02d184042ff9819891a6c10