OpenTechnical

OT-2026-000032127

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, 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-2026-000032127) never changes.

Identity and time

Publication numberOT-2026-000032127 · never reused
Internal UUID01a0ae74-f7a5-76db-b2ba-4614bdd43873 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032127
StatusPUBLIC

Content hashes

Canonical text1c213ef0904866f7ae427a7a31c26cff3f4b95edb371b9057d02806ce5fd4498
Markdownc4e9c30e5538ee01f8b8c7c70d804de623f8bea2dfc1663b87ff211365516fde
PDF
Publication pageb8bf8c9c0cac936894d4fe6f14541208c31ec7e8263ac6f44d9f9384ac3816c7
Manifeste9a77e3dd16247202838aa53ee742f70822607091a5379d56dbb04809cc2fb81

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
Signature5GdIO//o0xPLjkzi8jvPIuUWx84kCHgxEBt/V1p8R1iLwduCw/jV1uDhEyhf3b5jd8i/5pbmM5Azpa0zuoSDCQ==
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

2026-09-17T11:34:26.688986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032127
observed b8bf8c9c0cac936894d4fe6f14541208...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:26.670744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032127/manifest.json
observed e9a77e3dd16247202838aa53ee742f70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:26.653784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032127/publication.md
observed c4e9c30e5538ee01f8b8c7c70d804de6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:26.635248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032127/publication.txt
observed 1c213ef0904866f7ae427a7a31c26cff...
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.