OpenTechnical

OT-2026-000005466

Publication integrity record

Porous face vacuum gripper, four outlet manifold, ejector fed, sustained blow off before set down

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-2026-000005466) never changes.

Identity and time

Publication numberOT-2026-000005466 · never reused
Internal UUID01a0a939-e690-7a94-9192-bb7d1844a2be · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:58:59.218513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005466
StatusPUBLIC

Content hashes

Canonical textb34a2409563894f1bfff5dac76211f04c32f8fa85c0f2a60c4f62ffe8e253653
Markdownc740dca918f84c00841bed0e4940c927e01679b0263e52dac8923f79d98a0b2a
PDF
Publication page1a268d7a6249e9082234a67af95c43390e4b9ad37041f95980a09df7dfb9f550
Manifestb3b040c6cf8cb72a72389389a471b84eab5da77ed93fd372acbf7960946370ed

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
SignatureUmwycbrvfVbu1eOw30pInJ06uNHwydSpWoj6JgI9+Wc1JT5T2hKvSLcRdzpGBZEifX9qdS8EkpgFrc3XJv5ZCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:06.231988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005466
observed 1a268d7a6249e9082234a67af95c4339...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:06.219410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005466/manifest.json
observed b3b040c6cf8cb72a72389389a471b84e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:06.205573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005466/publication.md
observed c740dca918f84c00841bed0e4940c927...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:06.191465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005466/publication.txt
observed b34a2409563894f1bfff5dac76211f04...
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.