OpenTechnical

OT-2026-000017955

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, 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-2026-000017955) never changes.

Identity and time

Publication numberOT-2026-000017955 · never reused
Internal UUID01a0ae6e-96fc-798f-92f4-5a1342a5da2a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017955
StatusPUBLIC

Content hashes

Canonical texta1db510f9be0e7c4c4c9e8fcae58cfe6723cf36a32d437c8280751d3b931b244
Markdowncaf3532ad623f4e0676f99e0a0d57d1753ce1d480b11ab7eb29f478946f1c5de
PDF
Publication pagedb530a6a04a0ee8635ae3d80a7353cb51cde078d88c69f79e46b3f4b86d36ef8
Manifestf048c4fe52377873f02728d063d8af4c2fa7e2e0847e3b15f92265122fecf6ee

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
SignatureCmboOODvJiR4phoIp5mk4FZOucF3QT/XpnGdr4ulikLr/K8jkPwK7qBXD91rYYc9lD6CmMK+vs4KsSrXbwy/Bw==
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

2026-09-17T12:01:57.368426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017955
observed db530a6a04a0ee8635ae3d80a7353cb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:57.349600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017955/manifest.json
observed f048c4fe52377873f02728d063d8af4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:57.330356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017955/publication.md
observed caf3532ad623f4e0676f99e0a0d57d17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:57.313127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017955/publication.txt
observed a1db510f9be0e7c4c4c9e8fcae58cfe6...
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.