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 DAVAO DEL SUR Award a ₱499.6K contract to ARMENTANO CONSTRUCTION SUPPY AND SERVICESProvinces
Transaction hash:
7ec8498ad4e40bfa0616f1d3b27fa19bd89f9ddd747b04d8527a63446aad7760
Status:
Included and unchanged
Block:
#3,445 2,568 blocks after it
Position in block:
Transaction 236 of 466
Award day:
Jun 11, 2018 (8 yrs 5 mo ago)
Value:
₱499,589.93
Project:
Construction Projects
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 #3,445 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 DAVAO DEL SUR awarded it to ARMENTANO CONSTRUCTION SUPPY AND SERVICES on 2018-06-11.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 Davao del Sur gave a "not stated" 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 7ec8498ad4…ad7760now …
- 2. Block Merkle root changedstored 4f727d4696…f33864now …
- 3. Block #3445 hash changedstored 3aa9db08ba…ab57c3now …
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 465 records. Each step hashes the current value together with the sibling shown.
- leaf 7ec8498ad4e40bfa0616f1d3b27fa19bd89f9ddd747b04d8527a63446aad7760
- 01 R 7f0c7d5a02528d63cd9770619d5b99be26a2e4810f180f1735c872dc4a3c55d5
- 02 R 66b92b69554e7bbe1a648396fd9d9f553f323fdb772df029e5a960b7c908ac28
- 03 L b83d805726b3e1df5d90b8c7dbd5cd2fcb358378411ec6b93fe7a3b6943c2f57
- 04 L d3bf09ac63336f481870510c5aa6d110a6182d9238fe5e4054ddbf59104ac34e
- 05 R 22eb8904f4b87ff02f5234dd8b91df939d3a9d9d5f3f1e364f493dcf1881d577
- 06 L 2de49ae0aa5baad04bcee9d30fb54d55b577ec8102afa65977d29a42c3e610ca
- 07 L 00c34f9c2afc0b1348d687238e3083826ce9a0b4720cd6f5a95aaeac95d697c5
- 08 L 8a5d0188c919e2e20b72dcc6228fe33f34dbf03d3248c9795acbc23ecebe5a91
- 09 R 26687a56abe604d97d76701e29ede80ae6147f02ce25d701c7d5a4c724d1c4eb
- root 4f727d4696f51056ad4ef69080d1e1e7ae076671ebb776bec199f9d248f33864