OpenTechnical

OT-2026-000033956

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000033956) never changes.

Identity and time

Publication numberOT-2026-000033956 · never reused
Internal UUID01a0ae75-df0b-71e3-b38f-605862c7704e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033956
StatusPUBLIC

Content hashes

Canonical text7fbefc994381b015b9d61a77163d0c174c3eaba2115289459cc4e6c62a35e8f5
Markdown1122890cfeb6d8c7659f4e87cff294c4447728c825fc3ecd091ba34c5b3405a9
PDF
Publication page8d1dc3037b421858c09b2214f4558cb54ca69e8d8e0dfc26f3db4b4102bced20
Manifest138f8fbe7ecb0bb409163ad6203855fa09dfd1501a6516905fc5ee09a430ecb2

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
Signature7bvq+Ufx85v5pi6oGsaWB+IMHc535VxVDadVgRuHVEcByEGxGe/+XpWEnVgo62X++h8yLtqbkLSCEaX8Gws3Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:04.827878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033956
observed 8d1dc3037b421858c09b2214f4558cb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:04.809968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033956/manifest.json
observed 138f8fbe7ecb0bb409163ad6203855fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:04.788422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033956/publication.md
observed 1122890cfeb6d8c7659f4e87cff294c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:04.765697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033956/publication.txt
observed 7fbefc994381b015b9d61a77163d0c17...
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.