OpenTechnical

OT-2026-000103079

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000103079) never changes.

Identity and time

Publication numberOT-2026-000103079 · never reused
Internal UUID01a0aea4-be3d-7fc4-b20b-89db3d9348e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103079
StatusPUBLIC

Content hashes

Canonical text3bcebfae6b3e7664ff35a8f7367aae11f65aac094a97dd6920fb41b0ef131190
Markdownf866564f298cdceae3d21e7753274a2b272b0c97e8b330c0a531deba7666d236
PDF
Publication paged4cbff790b4b5cbb8491e8d6e2a5e04180718e3eed1883ecd07f3e8baae3ac93
Manifestdc1743d4cf7b637cd41547b44cc6c6ea1184f5d70105cfd54e157b2043a6209d

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
SignaturerN51xR7S/SF4Ra1TplMZWzwxKeN+1uafJ7zpTuZf1V4hZbRMHhoPO5JFJ920ILXX4RNPXBZjcRCsE/FXTy6CCQ==
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

2026-09-17T09:23:12.315461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103079
observed d4cbff790b4b5cbb8491e8d6e2a5e041...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:12.297858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103079/manifest.json
observed dc1743d4cf7b637cd41547b44cc6c6ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:12.279361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103079/publication.md
observed f866564f298cdceae3d21e7753274a2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:12.262225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103079/publication.txt
observed 3bcebfae6b3e7664ff35a8f7367aae11...
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.