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 ₱998.0K contract to RDF CONSTRUCTION & SUPPLYProvinces
Transaction hash:
7772b0eac2e6fe73bd7b95fa19ca88aef5e3aae9ed7a2a7a42dfc9992ce77157
Status:
Included and unchanged
Block:
#3,076 2,937 blocks after it
Position in block:
Transaction 128 of 268
Award day:
May 15, 2017 (9 yrs 5 mo ago)
Value:
₱998,000.00
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 #3,076 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 RDF CONSTRUCTION & SUPPLY on 2017-05-15.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 7772b0eac2…e77157now …
- 2. Block Merkle root changedstored 174a124299…2344b3now …
- 3. Block #3076 hash changedstored d340d4ee8e…049c74now …
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 267 records. Each step hashes the current value together with the sibling shown.
- leaf 7772b0eac2e6fe73bd7b95fa19ca88aef5e3aae9ed7a2a7a42dfc9992ce77157
- 01 R 786c028580d8e432d194e47185bc69b57697dc5298ae735ceec6db9a10e54015
- 02 R 5b2623e00040792e3bdc524967f3e7de25193d45fbcae9c35b6921f80a504aae
- 03 R be8567272a3d7be80488ba7b1a91d4abd182b9897b7cbdecf517e743e8c9d573
- 04 R f2ce536470eab8ae21bc05d184d206516a69c05ade3c214b4a7fbd58be90df71
- 05 R 506ca0c0b146a173086a5d573c7f2dd5de68ee0590db7e93912e9fc8aba90e87
- 06 R af67ffddadef4734af1a4a6642c428a7a94942619e04ddf2dbd9c826f9c8eb94
- 07 R d9d76d756d42320ae76b71f35c64dd9d468ca3c77d12eea5258c8f4503512b3c
- 08 L 72c977366ae4518a07077bb3cecedf72197586455e03e6b7848d27a43940ccec
- 09 R 39b2e95ffa59c25641d2f9eb9bfb341624e66db78c7a679538cc18b5a47401d7
- root 174a12429902d30b5433fc21f999aa7eaf94b230886ebb51eda3533b012344b3