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 SAMAR Award a ₱12.0M contract to ADB DYNAMIC BUILDERS & SUPPLYProvinces
Transaction hash:
e1d3080f17d7a8d4bcc8546080a3f19fbb9debd55250e8c3156bad96a47c65e0
Status:
Included and unchanged
Block:
#3,623 2,390 blocks after it
Position in block:
Transaction 407 of 474
Award day:
Dec 17, 2018 (7 yrs 10 mo ago)
From:
Value:
₱12,024,714.65
Project:
construction project
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 #3,623 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 SAMAR awarded it to ADB DYNAMIC BUILDERS & SUPPLY on 2018-12-17.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 Samar gave a "qualified" 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 e1d3080f17…7c65e0now …
- 2. Block Merkle root changedstored 70c9ff2aa1…428166now …
- 3. Block #3623 hash changedstored 2895161098…ec734anow …
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 473 records. Each step hashes the current value together with the sibling shown.
- leaf e1d3080f17d7a8d4bcc8546080a3f19fbb9debd55250e8c3156bad96a47c65e0
- 01 L e1c7b6c290cd64d59cb0aae143eae1995a7248747871248ee40988752df92b12
- 02 L a44e5cebe885380da5729faedbd0105d8eccbd64394807a1aa53166455cc2625
- 03 L b18ec3aa258b45287594d1c3bedfd974e1758817718442f9a3a0e8147081f369
- 04 R c6492c7352e02af4e245142ef2b685e162a59942e104e76f4695f596be3fbda7
- 05 L 4b8365090a135c9dc4431bd1694ef2bb9559661c5bf0258b44ca6d4b834b3c6e
- 06 R 0802daba05939f12fc1028710e8e11e1905ae6de26767d409f3488326defaa6b
- 07 R b370d8972f83530993719455979de03c3e6d9e48c1c035c15783b5180bbcbc6a
- 08 L f9429a5d3db2997f67acab36eaaa88133a66e2f91b356b8e74809f5b2d19f75a
- 09 L 60dcbc4030cab434bd1a65d752a1de746b1550248ace63cea138b530b5aee7d1
- root 70c9ff2aa1c9e01c992231f7e568b3de334905f4b9fcdaeb0d5f57f159428166