OpenTechnical

OT-2026-000100054

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, sustained 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-2026-000100054) never changes.

Identity and time

Publication numberOT-2026-000100054 · never reused
Internal UUID01a0aea3-1474-773d-9c83-a25df56ba334 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100054
StatusPUBLIC

Content hashes

Canonical textf511b2093d0c14641786766dc0287cdf16f3ed90749e988cfd5623613e3983bf
Markdownb745553fb29f3a52772689c781230f3b102a1658be2d3d376f4de3bea4e30988
PDF
Publication page6a12b7cb7c34b62ab99423648bd51b719633d3673fae6aecacda28591b4aeb63
Manifest57012aaaef185ce110289e2b95cc8bd7cfea6dfc91f6f79108af49af1cb43eed

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
Signaturexj39u+qPLz05jU9S++hHUZZYlU3CwMuZqFRhA77PSt4qiFPzWVbN1adi7jNtxs4ENT6JiV/c9LYWpTstQRwQBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:28:59.751566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100054
observed 6a12b7cb7c34b62ab99423648bd51b71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:59.733621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100054/manifest.json
observed 57012aaaef185ce110289e2b95cc8bd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:59.715310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100054/publication.md
observed b745553fb29f3a52772689c781230f3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:59.697920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100054/publication.txt
observed f511b2093d0c14641786766dc0287cdf...
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.