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 ₱3.0M contract to DIGOS CONSTRAK CORPORATIONProvinces
Transaction hash:
aa7e9cc4a8b7c54b57a8e35291537739e42f617e5b43e7188f1a7867256fc299
Status:
Included and unchanged
Block:
#3,193 2,820 blocks after it
Position in block:
Transaction 212 of 321
Award day:
Sep 18, 2017 (9 yrs 1 mo ago)
Value:
₱2,974,451.81
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 #3,193 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 DIGOS CONSTRAK CORPORATION on 2017-09-18.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 aa7e9cc4a8…6fc299now …
- 2. Block Merkle root changedstored 6987eb98d0…bb3acenow …
- 3. Block #3193 hash changedstored 9e53243ef9…a75129now …
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 320 records. Each step hashes the current value together with the sibling shown.
- leaf aa7e9cc4a8b7c54b57a8e35291537739e42f617e5b43e7188f1a7867256fc299
- 01 R ab1bf6e1c35181e556840ff889ba45cbb530f259c33ecbf73e38db96870f3606
- 02 R d720b9167661231ea80a6ad74d19aa1b59a4f9b5e1599e333b74a75d91c7d4bd
- 03 L d684bb58e9b5614be6a03615b39bb672ffaf1d8f4bc4e5b643f1e429c8539eba
- 04 R c5274e1d8b749afe76945e2bddd1477818376a66ccf07298488c4d52be132c14
- 05 L 29e1207511193c85d406cf441b338a5f16a58dfcff7ca9402abc669ddaca0265
- 06 R 430fe56bd063f3a927156852cc131fce443735881d20919256afcf4c53b535cb
- 07 L a563a65ae66f0d742106d05087df8a070f20226c638322b2f484430c077dff53
- 08 L 5f8d9eb26fb11918c9e3902249a4b76948af0b169b1a940600cc2702eedef1d5
- 09 R b944004f0742efc94e93355c748b525fc71ea74ff84b7d08c8473b40c337ebaa
- root 6987eb98d07ae96767ca0544442a2b7f5d2386646786b3aa7b2ba6076dbb3ace