OpenTechnical

OT-2026-000051736

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000051736) never changes.

Identity and time

Publication numberOT-2026-000051736 · never reused
Internal UUID01a0ae83-7c83-73dd-a0b9-75f053287435 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051736
StatusPUBLIC

Content hashes

Canonical text206d873c0d56dfff8b7d32de90ac501c96a0a0335f6523d7240d4d9b92c1d8dd
Markdown5bf06dbafca9b5a1c730d08765715567192bae4830b7039791d6b7f2d62d245e
PDF
Publication page7be6c39ecf851c9d81f4f821e3899f0f3062307f803ed83bd7a70e6bf1ee63f6
Manifest7e66b8fc06bcde71e7d8dd72165111966ed21542ff77bc8381a6852e4f6ea1eb

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
SignaturewbLhVYyniSDkKRPzcPdI8s3qnSev6Gb84fGCw+wKmDT+tIVRsICu2g/lmxA57eW4y6kUCA52q4ar2L4mW9G6Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:37.819032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051736
observed 7be6c39ecf851c9d81f4f821e3899f0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:37.798899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051736/manifest.json
observed 7e66b8fc06bcde71e7d8dd7216511196...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:37.780126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051736/publication.md
observed 5bf06dbafca9b5a1c730d08765715567...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:37.761792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051736/publication.txt
observed 206d873c0d56dfff8b7d32de90ac501c...
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.