OpenTechnical

OT-2026-000094544

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two 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-2026-000094544) never changes.

Identity and time

Publication numberOT-2026-000094544 · never reused
Internal UUID01a0ae9e-f4e9-7b03-87e3-df63b282981f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094544
StatusPUBLIC

Content hashes

Canonical text52d1b03d64080aae507c5a1453e5a090eed13fa05f7c23ba6bccd9b66f8602f4
Markdowne4659be7da5cabe86a7af0b7829432d549b9cdcff18443c844224d672cdcf9e6
PDF
Publication page20ac01f375f917b103b6b7e80c8625a544ce5a8e4459f2a4f8ce622d80a421fd
Manifest32272b359300530989ee072d23e737bc24ef570274a06d10c1cb53c7fbee2b75

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
Signature3RypNmoNQrUJlIuQPK021bCU/eRFPZGqIyaQ3RID2VFWxLVxtv+yRAu9LT0JWZIY4G/T4d+oLBLaZLmlottOAg==
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

2026-09-17T09:37:59.428369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094544
observed 20ac01f375f917b103b6b7e80c8625a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.408893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094544/manifest.json
observed 32272b359300530989ee072d23e737bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.388133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094544/publication.md
observed e4659be7da5cabe86a7af0b7829432d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.370668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094544/publication.txt
observed 52d1b03d64080aae507c5a1453e5a090...
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.