OpenTechnical

OT-2026-000014057

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000014057) never changes.

Identity and time

Publication numberOT-2026-000014057 · never reused
Internal UUID01a0ae6d-8deb-7f0e-bf76-4d42a64a2b6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014057
StatusPUBLIC

Content hashes

Canonical textb9c338682a97880d3b134931e1235680b59f39f6d9d9e1613d92a11618037f51
Markdownad7e1d4bf52297f2d8829d87e5872a067d6c6b44b104543dccf7c0b6d07a4de1
PDF
Publication pagea1b02c9230dc6c48337c1f03e58ac0261e7e9f79e49cec2160b84a19e2730b63
Manifest40025aec046d12192de5a4411869ed98613686abaf13e1693f408e7ebc3eebec

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
Signature0sHux21NNydyAA4L68Ak/lukKIXGA2iWBGXTTUvs8TM7fFZgUiJbGsUJKSrIiMsQ5qbPvW5e4hgTlQSFffmhDA==
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

2026-09-17T12:09:17.815570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014057
observed a1b02c9230dc6c48337c1f03e58ac026...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:17.795455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014057/manifest.json
observed 40025aec046d12192de5a4411869ed98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:17.777265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014057/publication.md
observed ad7e1d4bf52297f2d8829d87e5872a06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:17.759614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014057/publication.txt
observed b9c338682a97880d3b134931e1235680...
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.