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 VIGAN, ILOCOS SUR Award a ₱987.6K contract to RAMSA CONSTRUCTION AND SUPPLYCities
Transaction hash:
75b234ebe652dcbbd7bd4cba16da25817f0df7d8dde94f71cc55626e6a5096eb
Status:
Included and unchanged
Block:
#5,253 760 blocks after it
Position in block:
Transaction 154 of 358
Award day:
Aug 24, 2023 (3 yrs 2 mo ago)
Value:
₱987,629.05
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 #5,253 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 VIGAN, ILOCOS SUR awarded it to RAMSA CONSTRUCTION AND SUPPLY on 2023-08-24.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 Vigan 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 75b234ebe6…5096ebnow …
- 2. Block Merkle root changedstored 260e8518da…603c6cnow …
- 3. Block #5253 hash changedstored 43118ea9b2…760325now …
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 357 records. Each step hashes the current value together with the sibling shown.
- leaf 75b234ebe652dcbbd7bd4cba16da25817f0df7d8dde94f71cc55626e6a5096eb
- 01 R 7714e2c2a4093837c2ef4ef6a0a83c4fdba9626e7bb7cf35cbc6ea1e15b9f3f2
- 02 L 8904956181713cf106396de91aa7aa35d6c36def718981b4c486fc439c760315
- 03 R 68adbce82132ccb79f84690b594af2c29777a9a50f9cbfd5cd937d3567d27a3a
- 04 L 0724e6bbff9e7c03c1f0b55a3ef0a98946d9fbcc7c9b4f322a636702a49d28ce
- 05 L a70e8092dc72646cc5a304fa8ba5aaeb18bbbc9f90b0f3ab1106143c85f8d8a0
- 06 R 94d690d9386fd5e59f04e33dd032ccee610e0dc0b2072092ecd401eaa8ead646
- 07 R ad646626099fd6b96e0eb183aa48c3c50a1760b8f2ad650913c66798c5d7bd06
- 08 L 2bf43e831284151ee7daca02dc5c6cfcf0f81b24eb75d614d8e9d31d2c9dbdc6
- 09 R 02d0888d00ee36cdfdb916f95d1883070347bbd1ebcc36595e33572433b37057
- root 260e8518da0465e785e106cc077b847a2736665e7eb9e7a305fd627fba603c6c