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 STA. CRUZ, ILOCOS SUR Award a ₱10.0M contract to PRECIOUS CONSTRUCTIONMunicipalities
Transaction hash:
cb9e91ac6f72764dd0ea2fce4139c4609bd37c9c3b6d4a2a3d6314ba76040e66
Status:
Included and unchanged
Block:
#3,296 2,717 blocks after it
Position in block:
Transaction 130 of 170
Award day:
Jan 5, 2018 (8 yrs 10 mo ago)
Value:
₱9,961,204.90
Project:
fmr various brgys Sidaoen-Turod-Bacsayan
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 #3,296 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 STA. CRUZ, ILOCOS SUR awarded it to PRECIOUS CONSTRUCTION on 2018-01-05.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 Santa Cruz 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 cb9e91ac6f…040e66now …
- 2. Block Merkle root changedstored 58f72fd52f…2cda90now …
- 3. Block #3296 hash changedstored 0a0f987e36…72da16now …
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 169 records. Each step hashes the current value together with the sibling shown.
- leaf cb9e91ac6f72764dd0ea2fce4139c4609bd37c9c3b6d4a2a3d6314ba76040e66
- 01 R cde7309e2b99c92eb8662c9d67bb294808602176482810ad8f6d8a02644ff38d
- 02 L 7dc24908422336b35bfad8560eb54deff15462b374fb1c810edcbefa672e0f16
- 03 R d1001bda9879f5107b99c0378f0db1401b6ae9bebb09992bad9ac7c3a5603c4e
- 04 R aed4fa9e8bd6e81cc8e094f6987e902de6dd723c231212015aa98a97aac60afe
- 05 R 02213832f4fd4792fb45ba214d46c2c15e6790da2a730ea50c0e23ead338841e
- 06 R 6b7fc65cf45ff00ed8f92f6eab2c3ed5cc6e43b39f22e9032508013ceb6b7296
- 07 R 0d3b71b0d5e71c1186340c10cb859c22a0be81a7b6f9ef5da41d4148a767aea3
- 08 L 590b25ea4e9fbd857002bd373f3d107d80b9e1d6f74d0fdf34d585679f33b5c0
- root 58f72fd52f56349e4f6d19a7960db858fd7a423ec9defbbfe7c3afb1842cda90