OpenTechnical

OT-2026-000098868

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000098868) never changes.

Identity and time

Publication numberOT-2026-000098868 · never reused
Internal UUID01a0aea2-8286-7523-9813-964de9fdc30d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098868
StatusPUBLIC

Content hashes

Canonical text66b474d5911ca98d03d968e8f8de9951de3cedeb531909ccbdad08ed048235e4
Markdownc31c250cb623846e0baa2a729d2edfc2aa000e463c4e860155d51d3de0a503fc
PDF
Publication page5c65d2eb75973d9a1407257ba78f80e3a5662eb1dc76c8b45b9422a5b4d4b0d9
Manifest2d9d3ba5be1d1014af3d16a9f12354f4c669c4f2264365a09704ee258effce23

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
Signature2EPSZKx6MtktVYNRRfYxNqMbjFh0O0/1fLsSyzekpHPhPGNJ0hEFw+E5Dl9l1aSMnm02tw7E0tLlROL82kH8AA==
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

2026-09-17T09:29:54.926419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098868
observed 5c65d2eb75973d9a1407257ba78f80e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.909518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098868/manifest.json
observed 2d9d3ba5be1d1014af3d16a9f12354f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.893494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098868/publication.md
observed c31c250cb623846e0baa2a729d2edfc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:54.877517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098868/publication.txt
observed 66b474d5911ca98d03d968e8f8de9951...
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.