OpenTechnical

OT-2026-000026315

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, pulsed blow-off before set-down

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-2026-000026315) never changes.

Identity and time

Publication numberOT-2026-000026315 · never reused
Internal UUID01a0ae71-f4a6-7487-a743-6195d142479f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026315
StatusPUBLIC

Content hashes

Canonical text590621a117297ad31f1d4cfa09a0520e045da7a13cdeadf89896f6f0dd8980e2
Markdownd144e060e5b440b90ddac8d4fa7279487e07b85edd5b477d992f16e7052a1b10
PDF
Publication pagef35bedc10d878ab5a5b2328101b729d3943b547e167e89ab1fb3aa451c49651d
Manifest6ba65b217529b71b22536a5a0faf9ebe27bea3300e1429b6d7737d62f56b732c

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
SignatureLuG2/VQ9cza4BR7+XHxGZltNthP4kcjCIVHdSZKv9/WTmTAoWHDKI7VHVbJXE2zTr2rFSq0vL7UBU3xWno87Dw==
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

2026-09-17T11:44:09.116279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026315
observed f35bedc10d878ab5a5b2328101b729d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:09.099562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026315/manifest.json
observed 6ba65b217529b71b22536a5a0faf9ebe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:09.033900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026315/publication.md
observed d144e060e5b440b90ddac8d4fa727948...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:08.975768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026315/publication.txt
observed 590621a117297ad31f1d4cfa09a0520e...
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.