OpenTechnical

OT-2026-000038355

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000038355) never changes.

Identity and time

Publication numberOT-2026-000038355 · never reused
Internal UUID01a0ae78-2d52-781c-b45d-202e8714de47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038355
StatusPUBLIC

Content hashes

Canonical text5319429357259aaea452e8d19bcbf0ebb99acd76b9592f6a6c89818487cfb608
Markdowne0fd8a5309a8debfd7732881e1eb8ed729a4426053ed96bab9466be06562102f
PDF
Publication pagec31333ed490c45418b5a70482779f0dd550bbf2edf7b861a4024b2fdaccc81d1
Manifest785df47efc2e14f9dc9aa312715018b3902ef5fdcce4630d9087d03b5b14c864

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
SignatureOcUNHkRQbdul0ShTbYf9y9JrR5GCQLgbSJxX8YSa8bMu1ht4+gETKNYa0hORcV06789at9s9lkPNsGnPlEwkDg==
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

2026-09-17T11:22:32.623664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038355
observed c31333ed490c45418b5a70482779f0dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:32.607915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038355/manifest.json
observed 785df47efc2e14f9dc9aa312715018b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:32.587186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038355/publication.md
observed e0fd8a5309a8debfd7732881e1eb8ed7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:32.543462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038355/publication.txt
observed 5319429357259aaea452e8d19bcbf0eb...
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.