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 ILOCOS NORTE Award a ₱31.5M contract to AJ TAYLAN CONSTRUCTION CORPORATION - LAOAGProvinces
Transaction hash:
91c99bfa690a98a42b3d79cc5d2adeb6f75a0dbe155c86ffe0031f1110798985
Status:
Included and unchanged
Block:
#2,698 3,315 blocks after it
Position in block:
Transaction 471 of 798
Award day:
Mar 23, 2016 (10 yrs 7 mo ago)
Value:
₱31,548,254.18
Project:
Construction Project
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 #2,698 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 ILOCOS NORTE awarded it to AJ TAYLAN CONSTRUCTION CORPORATION - LAOAG on 2016-03-23.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 Ilocos Norte 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 91c99bfa69…798985now …
- 2. Block Merkle root changedstored e89f2edf19…c10c37now …
- 3. Block #2698 hash changedstored ac5bbf00fd…ed32dcnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 797 records. Each step hashes the current value together with the sibling shown.
- leaf 91c99bfa690a98a42b3d79cc5d2adeb6f75a0dbe155c86ffe0031f1110798985
- 01 L 90722865b8571443084697d7b3375a4bb462ce755b88cbf4f685b64cecaf3ec3
- 02 L e1d04ae44b6e86be97cf8c3f12fd8b25b0b14f3f6f944906b7fbac24f3a5f2b4
- 03 L 414b1f1b4f3989d90f61a99687033dfb7ed5160a187423e59b52d2395ef1cd76
- 04 R 8de82fa982c27805484f9989684e6a2068dbba5f9bb8247fc6dd830e91c2138f
- 05 L c84999bee86b20e51791bc009e73712aba0e565009af16ce66e97627c4d644fb
- 06 R 844b49f60a8fd920fd8abeac6c44ce8c95994b3b42339fb83a756d75b3cfaa9d
- 07 L eb559ea21085972bc1b578c7e95dd99d284bf5a729350a9ea8e7e38f2c925fde
- 08 L a7e806c148861de5a41be217c4af5ffb6fdbea6997e062d1ac364ce6df4314b3
- 09 L b08f9645a287ec1a43f67e14d3b1bc9e03ad9764823e6dc62bdc9b81002a2967
- 10 R 2ce9dc2a8dcbaaa1e5c3f57d7f3074449279f56fcb4fa8c258db3d2c96bdeae7
- root e89f2edf1932e51b2bcba32fdf26e3abcd9475e8b38d78ecc91cfe2427c10c37