OpenTechnical

OT-2026-000035026

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000035026) never changes.

Identity and time

Publication numberOT-2026-000035026 · never reused
Internal UUID01a0ae76-6a1c-7bb3-bc6c-498204f3ec45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035026
StatusPUBLIC

Content hashes

Canonical text4df3eff2867d5a86f972845d0d7240a90f416c6746578ee0cec376af79d2e33a
Markdown2285b557506acd65d3514fc2ba815e832b4555b89c27274043ac76ce29e20ecd
PDF
Publication page342734fadb81de9dc6bed033f2e95dc03cd74e924d49ffbb9c208a371d3ce08c
Manifestce4f318b9b539e511243297abb7c8c30d8bb550a9159ae34362f21299189b53a

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
Signaturev8U47BeqbpL3Euiqh78H2qVH/nseoiiRIUEPJc2zJBmxYuNLd5ziRIA+q2s6nAAX2+eazQQSZuBat7+c70EbAQ==
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

2026-09-17T11:28:04.356320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035026
observed 342734fadb81de9dc6bed033f2e95dc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:04.336487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035026/manifest.json
observed ce4f318b9b539e511243297abb7c8c30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:04.316767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035026/publication.md
observed 2285b557506acd65d3514fc2ba815e83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:04.294498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035026/publication.txt
observed 4df3eff2867d5a86f972845d0d7240a9...
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.