OpenTechnical

OT-2026-000098923

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, 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-2026-000098923) never changes.

Identity and time

Publication numberOT-2026-000098923 · never reused
Internal UUID01a0aea2-8286-7861-9f89-ed076c161f91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098923
StatusPUBLIC

Content hashes

Canonical texta6f3301548be7778912a21e977df1f587e73e5f58fd203d5ffa6b9f19f9c049c
Markdowne61fd0f040d70ee23f3492609b3380b0177bb4f571eab652a6c9734ed2189caa
PDF
Publication pagee84e410921be85d92b965512552180847407bab6efdcb12c12e7ffc6209c3987
Manifest41363b7c028fc810e2a9c8fecab584dd11710c2658b2f040ec9bbf93534415db

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
SignatureUS9ZgziZI9NIRAC2WrnVZIHHN+Huuhw3nnXAAsP6q5Vv+47/oWXDu14z5C6l/NPv/BbsJ2jfnG0RzB1CgC3aDQ==
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

2026-09-17T09:29:59.199878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098923
observed e84e410921be85d92b96551255218084...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.185122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098923/manifest.json
observed 41363b7c028fc810e2a9c8fecab584dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.170228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098923/publication.md
observed e61fd0f040d70ee23f3492609b3380b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.154023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098923/publication.txt
observed a6f3301548be7778912a21e977df1f58...
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.