OpenTechnical

OT-2026-000086375

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000086375) never changes.

Identity and time

Publication numberOT-2026-000086375 · never reused
Internal UUID01a0ae9a-2c96-7dcb-a64b-a964d9050346 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086375
StatusPUBLIC

Content hashes

Canonical textb3c8bf05afb3cfc57220a77d7973c0e40128ad9a99c719d6a9b24586921d5159
Markdown2823ffa40e27dc626600d3f5deedc795e6e61c9a65367e5e00def80a264291d4
PDF
Publication page0f5e7a2b1e5a916c944f12a7d46ac0d86e2852e87d1a7c8d8cf6094831824dc8
Manifest764e3197470956bb6d0b97eea9d62f490cae4a91352d034b06794970f71fa66b

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
SignaturerZNBzUD/IpxAFsBJhI+WZgfxYROeq0y8wTJC0Q9AANmkMho58W2TIGzDVK7/+gT6E7/o2A6VIOtSZHWKr6TGBQ==
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

2026-09-17T09:52:04.114917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086375
observed 0f5e7a2b1e5a916c944f12a7d46ac0d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:04.094491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086375/manifest.json
observed 764e3197470956bb6d0b97eea9d62f49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:04.077125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086375/publication.md
observed 2823ffa40e27dc626600d3f5deedc795...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:04.058604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086375/publication.txt
observed b3c8bf05afb3cfc57220a77d7973c0e4...
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.