OpenTechnical

OT-2026-000040216

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000040216) never changes.

Identity and time

Publication numberOT-2026-000040216 · never reused
Internal UUID01a0ae79-26ff-740e-9c30-efb87ab25fcd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040216
StatusPUBLIC

Content hashes

Canonical text53855b1a36e769ebbe9c971be27be2b6f724e5802559547014deeec5582f58e7
Markdowne32f3e9705fb58c37a890a5b2fc7897d5ffaf0a365e3c57bebeec651326a64e6
PDF
Publication page79200c4144f6ac4297619a3b41c79b3e2425bee8b95296142eae0d333568e008
Manifest612fec78b7e2cd35d4243f27f30dd773f461c76355ebc52ca033cd2f53a1f7e7

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
SignatureWvt5Q1+GToJAIAR6hXzPSx1+x4ZMlEDP/Uax5zpve111ugs0FD6p243AvuCQ1GsvwpRdgROdTzw2g/mOosS4Cw==
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

2026-09-17T11:19:06.126271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040216
observed 79200c4144f6ac4297619a3b41c79b3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:06.110430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040216/manifest.json
observed 612fec78b7e2cd35d4243f27f30dd773...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:06.094885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040216/publication.md
observed e32f3e9705fb58c37a890a5b2fc7897d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:06.077746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040216/publication.txt
observed 53855b1a36e769ebbe9c971be27be2b6...
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.