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FY2026 GAA: ₱6.79T
PisoScan
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

API
Transaction action

PROVINCE OF EASTERN SAMAR Award a ₱537.4K contract to TUBIGAN BUILDERSProvinces

Transaction hash:
2b0b60f7ddcb7d5fad3424e48fbc34ff9766ef1061b569d4fe21fabf8c6db770
Status:
Included and unchanged
Block:
#4,368 1,645 blocks after it
Position in block:
Transaction 45 of 268
Award day:
Feb 19, 2021 (5 yrs 8 mo ago)
Value:
₱537,401.10
Project:
Civil Works

Accountability

Bill Sec. 3 and 19
Responsible 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 #4,368 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    The award does not say which budget line pays for it.
    Not published
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    PROVINCE OF EASTERN SAMAR awarded it to TUBIGAN BUILDERS on 2021-02-19.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    COA's CY2024 audit of Eastern 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

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   2b0b60f7dd…6db770now      …
  2. 2. Block Merkle root changed
    stored   b923c69e2b…0a1a39now      …
  3. 3. Block #4368 hash changed
    stored   f6d89812b4…735bafnow      …
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.

  1. leaf  2b0b60f7ddcb7d5fad3424e48fbc34ff9766ef1061b569d4fe21fabf8c6db770
  2. 01 L 29de0ca24bb43b4ebc2d70175ec29acf427a261cde635f9f684e879456d2b3f6
  3. 02 R 6c2899ea74a2a88f9430a003d20bc6c4d65336555dbb4cbf5be3d493718402ad
  4. 03 L 0951a43f976575da837d057f18848a37995bcb65ad1ef2c03c8fc120f9d129b0
  5. 04 L 4e9723ef18d71fe92b9db983526174cdfba65c87d2295e7db5b64df0ba3e8b18
  6. 05 R 186d0d626cb54d4b9c8aa5952f992f4380958783ff7f7848b868ea0178a077f0
  7. 06 L 193fe59359b3948c1c1d94f4bccb41ec2553d4408b1e2e9beb77e89c5570b1aa
  8. 07 R 096276cb0a88b49ef346058518f511c2dcf4c04d135957b4b1ea91f676db535c
  9. 08 R 2c0245a85dcfc286cec10bd46091469181c63025459da2a0679460c3e20f1a72
  10. 09 R e2d38afd076b63a1d577aa79b167159c4b7fdb053c55d09dc399ca680c41e39b
  11. root  b923c69e2be7ebafd034fc28ffafe24f806065fcf325d9e561829c77300a1a39