OpenTechnical

OT-2026-000070958

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, vented 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-2026-000070958) never changes.

Identity and time

Publication numberOT-2026-000070958 · never reused
Internal UUID01a0ae91-8c2e-75bc-bf85-881874a1946a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070958
StatusPUBLIC

Content hashes

Canonical textd2e8a869b7969f44369ef3babf38a6e694e42e2350e63576b7feec1e6bb0d99e
Markdown6460ed2e9aefcb018376b7551a8fb9aa5b0bf8c0587a16952f278205330e7ef3
PDF
Publication pageec1834dc5e2e82ad2ce8fc746e0691e7cb39f2fcd306ff625449f6df83643851
Manifestb312b4d7b9cfeb81d623db56ae82696b4a0328b80810211d6d3ff1ca143e6d0d

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
SignatureR9vTGjGc6BkNQtXIQ6iv4ZQ2sv3VKFXulWahCEqdnRLTwFwwVYbJwQfzTWIr+p+gms+HS5pCzQlHUp4w9ZeoDA==
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

2026-09-17T10:25:47.723020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070958
observed ec1834dc5e2e82ad2ce8fc746e0691e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.706323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070958/manifest.json
observed b312b4d7b9cfeb81d623db56ae82696b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.690032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070958/publication.md
observed 6460ed2e9aefcb018376b7551a8fb9aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:47.674351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070958/publication.txt
observed d2e8a869b7969f44369ef3babf38a6e6...
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.