OpenTechnical

OT-2026-000044071

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000044071) never changes.

Identity and time

Publication numberOT-2026-000044071 · never reused
Internal UUID01a0ae7b-d67a-7245-b23e-d8020206b0a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044071
StatusPUBLIC

Content hashes

Canonical text27e7884329e596deef580f1c7b0f49f0a92e333ec7ae56341eb961e5ea8b6053
Markdownd107de51ae0bf3990aec034fc8a2d611a4623448b18c609401276ba895d4c7f3
PDF
Publication page63b6a104ae5ae48e76d805d2b2a391b462b7c02d8214e8befb8784ff6a1c8ba8
Manifest0590ed910f30a6a004a5bd8ed44986a9e39761682789426f1d5ba4644d0ce7b4

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
Signaturem0V1BMLW3DZxsYvFnZX2ye6iHiIAQAk9RVJ4MxMYkSQUI4uuB3WYz5ui21J6p4EOXp9ty8jsH5HiVv7XLEu1BQ==
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

2026-09-17T11:12:28.274079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044071
observed 63b6a104ae5ae48e76d805d2b2a391b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.257288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044071/manifest.json
observed 0590ed910f30a6a004a5bd8ed44986a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.237764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044071/publication.md
observed d107de51ae0bf3990aec034fc8a2d611...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:28.219421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044071/publication.txt
observed 27e7884329e596deef580f1c7b0f49f0...
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.