OpenTechnical

OT-2026-000103134

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000103134) never changes.

Identity and time

Publication numberOT-2026-000103134 · never reused
Internal UUID01a0aea4-be3e-706e-9d0f-8fb93d136341 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103134
StatusPUBLIC

Content hashes

Canonical textf51249842557e0d0fa474ebbf77a7500c17d0359b8be363d6ba3b2f8efe1745e
Markdowne06ee10ea80f3c2b8a0ef8abfa9890049ee188e5ed794d888f99db9945ccdd08
PDF
Publication page906cf6357a6e9b014ca2e0e658a3b53fa17c834f278d39367bcfc95a26a3fa87
Manifestd316aaa0351bdca0304a66970bce40afd4acd7b90d514e100992e3992372c6c1

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
Signaturet+nLPoEgCA+wNphX1/eEYl/Jgf4wcg3L7NatbW5rdQznicvL1HoeHzNIQyvyB2j5E9ZURPxbrCy6ij6OHyH2Bg==
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

2026-09-17T09:23:16.196829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103134
observed 906cf6357a6e9b014ca2e0e658a3b53f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:16.180123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103134/manifest.json
observed d316aaa0351bdca0304a66970bce40af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:16.162104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103134/publication.md
observed e06ee10ea80f3c2b8a0ef8abfa989004...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:16.143638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103134/publication.txt
observed f51249842557e0d0fa474ebbf77a7500...
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.