OpenTechnical

OT-2026-000036944

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000036944) never changes.

Identity and time

Publication numberOT-2026-000036944 · never reused
Internal UUID01a0ae77-773f-71cd-be17-f5369c0ccc2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036944
StatusPUBLIC

Content hashes

Canonical text2c1c45a624df84ec8eb3cd63a75ce4a54ead254383f2b7359bd5370cfda14aaf
Markdown21de3c3c3d0041bd7e8a3f92bf8368590642a945cd4fa9782c968a85279ce9b2
PDF
Publication page3d9caf4d590092a5f5831095485e1368eeb4e883cf78467783df0a9c932d4881
Manifest1d73fe45a3155ce8417bdaf37be023a5c95e8a53546acedb1e7282e403b7d8f8

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
SignaturefLFaGoZae80F0j929IrT9b6nZwr3ZBf1rWOuFN2wD7e1hPUBs2JXC1lgLWKfpwx/XIoHY/PIr9Z57qe9cYAXAA==
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

2026-09-17T11:24:35.623575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036944
observed 3d9caf4d590092a5f5831095485e1368...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:35.604819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036944/manifest.json
observed 1d73fe45a3155ce8417bdaf37be023a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:35.587473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036944/publication.md
observed 21de3c3c3d0041bd7e8a3f92bf836859...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:35.568574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036944/publication.txt
observed 2c1c45a624df84ec8eb3cd63a75ce4a5...
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.