OpenTechnical

OT-2026-000087182

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, 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-2026-000087182) never changes.

Identity and time

Publication numberOT-2026-000087182 · never reused
Internal UUID01a0ae9a-9f2e-73a4-89c1-cfa66bf62e2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087182
StatusPUBLIC

Content hashes

Canonical textd4a95464e7280c6707ad0ccba1d205eb9fe6494b5fa42eda45c855309e90e430
Markdowne517d48f7465d0e5beacae6810c17eed3da5144424e716c5849a319c6b103f20
PDF
Publication page68ac380f759de19e3d622f59ede92be7146417cdd8e3025038a142f694aafdf1
Manifestf8d20aeb018413382947cd61424a5bbd5faecfaefabb27f3acefcfdc6057ff96

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
SignatureFtLOUaqOsrCl5D/IPhX+j9SdqeThT54FRieo0MkykAkWi6JClKD4u2dPeocAKSU0fnytQYlhzx5gSj9VoxK9DA==
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

2026-09-17T09:51:27.297907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087182
observed 68ac380f759de19e3d622f59ede92be7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:27.278133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087182/manifest.json
observed f8d20aeb018413382947cd61424a5bbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:27.258650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087182/publication.md
observed e517d48f7465d0e5beacae6810c17eed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:27.240774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087182/publication.txt
observed d4a95464e7280c6707ad0ccba1d205eb...
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.