OpenTechnical

OT-2026-000089093

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000089093) never changes.

Identity and time

Publication numberOT-2026-000089093 · never reused
Internal UUID01a0ae9b-daff-7619-a6c9-361472cb9d61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089093
StatusPUBLIC

Content hashes

Canonical text4ece4aded4bb32819f91008860a407410feef239257550f166aeeeee1cc78958
Markdownbf0b8291e26d63aaab328fe4f155b49524f6abcd0f44b23679a03418518929a0
PDF
Publication page3c15442e83131cf602df3c7636e9da726e4aa8447591a059e52d75e0b2f643f6
Manifestdd1880565bf1062cb29da3112a6a75f4ad186162d6ca803cd41aab9b14a1f2fb

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
SignatureEDskJ/2O6rNA//WwdCjOLwasCqOoIqzjfteVIRXH79M6wKd0u+DIbax7jWGrCgaL+s+9DnfVyKFD/IxzgfqCAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:47:00.021812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089093
observed 3c15442e83131cf602df3c7636e9da72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:00.005185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089093/manifest.json
observed dd1880565bf1062cb29da3112a6a75f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:59.987852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089093/publication.md
observed bf0b8291e26d63aaab328fe4f155b495...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:59.970021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089093/publication.txt
observed 4ece4aded4bb32819f91008860a40741...
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.