OpenTechnical

OT-2026-000087320

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000087320) never changes.

Identity and time

Publication numberOT-2026-000087320 · never reused
Internal UUID01a0ae9a-cd4e-73b7-990a-6f7747b08c6e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087320
StatusPUBLIC

Content hashes

Canonical text459d38fa0e653ce30a1d895e10b9ae8ce7e5e8d26297b5f72adbd51b2322f3fe
Markdown85c59635240d030db6ab4a6b1736178c529f6dc7c1b51e9f7f17d1b60ae6fa57
PDF
Publication page408ba641d0efd2ab1dbd8041a5c2d0f791806db6a3cb82a23e76abcb10e9778a
Manifested6b26e176dc6680e5bdbac1b2173f7981b9addf93d0a192ac2dad66e68de62a

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
Signature96BU/BZ8YPYm81grjzCJiTCmpXAgp8tUEqWO80pOOvCZUiwA1e71qjVgtXaOYFT1nNpRQIdfZM0SwJHRumeTCw==
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

2026-09-17T09:50:29.113238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087320
observed 408ba641d0efd2ab1dbd8041a5c2d0f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.108547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087320
observed 408ba641d0efd2ab1dbd8041a5c2d0f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.090199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087320/manifest.json
observed ed6b26e176dc6680e5bdbac1b2173f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.089459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087320/manifest.json
observed ed6b26e176dc6680e5bdbac1b2173f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.071186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087320/publication.md
observed 85c59635240d030db6ab4a6b1736178c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.070827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087320/publication.md
observed 85c59635240d030db6ab4a6b1736178c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.055684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087320/publication.txt
observed 459d38fa0e653ce30a1d895e10b9ae8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.052915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087320/publication.txt
observed 459d38fa0e653ce30a1d895e10b9ae8c...
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.