OpenTechnical

OT-2026-000038436

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line 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-2026-000038436) never changes.

Identity and time

Publication numberOT-2026-000038436 · never reused
Internal UUID01a0ae78-2d53-7938-bd4b-bd64d67a3382 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038436
StatusPUBLIC

Content hashes

Canonical text5c697e6c4fb844d119fa3ab850fa96957b3de9d418d5ff8d56683f3a3d7d9687
Markdownbdb5794a53a83af97eb216b8086fbeb7f43871faf93982da82fbff6d100404f5
PDF
Publication pageb1b3f5786c4e8ecf0283c8f5911e939a81682de7ab369dde234aaf69d52bb3e1
Manifestd48fd5f90c1897ac11088bac6234db896b0a511ba41929ecf9974e66f017e4ae

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
SignatureoDFLrkj7O0vsPN8ECO4jwp5C+XeaQJB/Ry43RzOB8I8tgTN5w0bqx2wK5kGHGXm76wsDmetNM6fFIHQVCziMAA==
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

2026-09-17T11:22:39.874850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038436
observed b1b3f5786c4e8ecf0283c8f5911e939a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:39.857001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038436/manifest.json
observed d48fd5f90c1897ac11088bac6234db89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:39.839565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038436/publication.md
observed bdb5794a53a83af97eb216b8086fbeb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:39.819448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038436/publication.txt
observed 5c697e6c4fb844d119fa3ab850fa9695...
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.