OpenTechnical

OT-2026-000052677

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, vented 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-2026-000052677) never changes.

Identity and time

Publication numberOT-2026-000052677 · never reused
Internal UUID01a0ae84-573c-70f9-8a25-911219a47e69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052677
StatusPUBLIC

Content hashes

Canonical textbcb425424d28b2addfafacc5521a5c35471e3c738b8426df099019a45df52635
Markdown57ddf5e4f1f96408f59d33275aa3e80cd41507535abf7acbc8354c24c342779e
PDF
Publication page3b93d061ef2d40f8e1b67c95956c24a1c190348759c92e85e19278d3aa745f70
Manifest479d6525cba3ef76bcdc964b746cabf4ee2ab5a96d4e7b106ecf51e6c6102c42

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
SignatureqpVRHOGeQY8c5CuLeVW+BzIk2OC+0ufZrF1VjjLNnp0UjIPEjeY+E4a/mrR2zI8lShFqyYm6ybX5bM6CVpbLAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:22.391433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052677
observed 3b93d061ef2d40f8e1b67c95956c24a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:22.375021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052677/manifest.json
observed 479d6525cba3ef76bcdc964b746cabf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:22.358662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052677/publication.md
observed 57ddf5e4f1f96408f59d33275aa3e80c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:22.338325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052677/publication.txt
observed bcb425424d28b2addfafacc5521a5c35...
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.