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 ₱3.2M contract to BEBCON BUILDERS & SUPPLYProvinces
Transaction hash:
f20d97f34d9bff68eedf4b3f765cea5952f5b8bf2f7bd593579778e49ebb3a69
Status:
Included and unchanged
Block:
#3,525 2,488 blocks after it
Position in block:
Transaction 172 of 183
Award day:
Sep 5, 2018 (8 yrs 2 mo ago)
Value:
₱3,198,501.05
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 #3,525 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 BEBCON BUILDERS & SUPPLY on 2018-09-05.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 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 f20d97f34d…bb3a69now …
- 2. Block Merkle root changedstored 677f191a62…99812cnow …
- 3. Block #3525 hash changedstored 2818a9b73c…6a8790now …
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 182 records. Each step hashes the current value together with the sibling shown.
- leaf f20d97f34d9bff68eedf4b3f765cea5952f5b8bf2f7bd593579778e49ebb3a69
- 01 R f21ed8994205f7af338af1887c064a3f0b287fbfa8491be62c4663ff5f475bca
- 02 R 910b4bd3edca8608c68d82554e71f23035d4d1beceeb013991886245e50951b7
- 03 L f396c275abe6fe6487615d0ec1344822fd191de6f5ff6c26d58cddd3fddcdddc
- 04 L 856df257391aa3d5ba966482d04e3f981aba3516d118a2cc6e0f66fc263c8f14
- 05 R 7ced139c98dbdf549700ad57653980cb017f1f9d7081869ab78c73d86cd71654
- 06 L d16d16a2ffe5c9d01b0bd4a356f7c9628131d9d7230f5790f795f9eea6cf4fc5
- 07 R 986f3162731b24107449bff49be8045fc8bb820602264e4bb287dce048f322d7
- 08 L 957fb3898a4bc687a403aaa1a9296a553bc9c41f0d6e547ff62600a3d105a6fa
- root 677f191a62b3f607158374c091490546b226ee42b17ed35506e9a5038499812c