OpenTechnical

OT-2026-000099417

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000099417) never changes.

Identity and time

Publication numberOT-2026-000099417 · never reused
Internal UUID01a0aea2-c973-776f-b83e-70328c141b26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099417
StatusPUBLIC

Content hashes

Canonical textf4e0763decf59e774ba725d3fa2ddb1c684db02b0633542bf3dc0352aee85253
Markdownf25bfb0b399805b1ffb8daa85ba99c3a1b26ef3c896771ccd6fb1c8bfc95001d
PDF
Publication page2c35fa0ba652efa57c2f8387154bdb4872e6b1ece239d002ac323e06885d9ccd
Manifest7990ce40ad0dffc36cb095955827e40ac6cf29ad27f060093aeacefef05fc672

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature1feW2wbHXMx2xPD2wel3lUzhmUU4SkwJQphmhFtHE/cZ9X4aNxIn4zMBXOEe/V1Sr7BGULSyl5WDNTfF5SQpDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:11.272352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099417
observed 2c35fa0ba652efa57c2f8387154bdb48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:11.252621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099417/manifest.json
observed 7990ce40ad0dffc36cb095955827e40a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:11.234229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099417/publication.md
observed f25bfb0b399805b1ffb8daa85ba99c3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:11.214782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099417/publication.txt
observed f4e0763decf59e774ba725d3fa2ddb1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.