OpenTechnical

OT-2026-000016637

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000016637) never changes.

Identity and time

Publication numberOT-2026-000016637 · never reused
Internal UUID01a0ae6e-5918-751b-97ea-d1f5b515ae0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016637
StatusPUBLIC

Content hashes

Canonical textab1c2031b5453d117e0056ca6519b18d47dff0f6f0360325f470596288cd42d9
Markdown23b469a0037f7bf183796e08ce9e5974ed916205df250c8acfcb7e2df4ae2250
PDF
Publication pageb72889e33234a3e9c15e43835ed9b8485154068d770f590b2d0d59215501b629
Manifestfc316633393f61279cce90b2cb88627cf23c9d46706fa09924c803c6d95814fd

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
SignaturevjN3bvFgWSX5aMWY3clUbjOwjZmc8ltNBMT+AENyzE5U5mQaSakj3gESIFwjys3akRmu/7fYLK5Eosl/mJT9BA==
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

2026-09-17T12:02:49.865180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016637
observed b72889e33234a3e9c15e43835ed9b848...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:49.846195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016637/manifest.json
observed fc316633393f61279cce90b2cb88627c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:49.827560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016637/publication.md
observed 23b469a0037f7bf183796e08ce9e5974...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:49.808577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016637/publication.txt
observed ab1c2031b5453d117e0056ca6519b18d...
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.