OpenTechnical

OT-2026-000102693

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000102693) never changes.

Identity and time

Publication numberOT-2026-000102693 · never reused
Internal UUID01a0aea4-858b-77b0-8d22-60ec06b6000e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102693
StatusPUBLIC

Content hashes

Canonical texte0444ac96ea88021375c613fed37ef2dd44d06570504496c07111076fc08259b
Markdownc19a527e594b4c4352c02037001dd20c3f3b8472473f20a88a1b057dd82a537f
PDF
Publication page87e4a898d4376ed6e949279801037c7aab6272a5a9eca0c14a81b5d0f5f3d05e
Manifestbc1491a43ef8601227f4a49ffbedc41b7e346e717d0a112f638cd427c7975cda

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
SignatureAgRIW7uwHe2PXcZSloKNaNoo2AWHnol5m3zsBJSiEiAKsoq25yN4/p4h9W6H3jG2MQZFZxJ+0DZ28/96KF7xDA==
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

2026-09-17T09:24:12.140742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102693
observed 87e4a898d4376ed6e949279801037c7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:12.121776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102693/manifest.json
observed bc1491a43ef8601227f4a49ffbedc41b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:12.102573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102693/publication.md
observed c19a527e594b4c4352c02037001dd20c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:12.082246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102693/publication.txt
observed e0444ac96ea88021375c613fed37ef2d...
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.