OpenTechnical

OT-2026-000010236

Publication integrity record

Single bellows cup vacuum gripper, plant vacuum fed, 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-2026-000010236) never changes.

Identity and time

Publication numberOT-2026-000010236 · never reused
Internal UUID01a0ae6b-cb7b-7249-baf3-c992191e0962 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010236
StatusPUBLIC

Content hashes

Canonical textd6a9bacad4d0e1b20c4ac8524233d2ad992320f734f4dce8d01c0647f77929bc
Markdownda7449caca41d7e1568a16b44174b89bf84eaad5e97cf6ed76e31cebaff58766
PDF
Publication pageac299e6695afee210bbdf7bc57fe6248b0582aeda8f771eff01a5a62c4d96cd6
Manifest51cb9c4a0631aee73bf43939bd3f846a9f43d4294f02975d7318646c040e9451

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
SignatureG61vEbFsLmDerLl9fdxycJOn4CVJqbMd98fPn6F4rZQNFu51MHep2S5kC0LzxFdeFb1mP5oYLrh4ajD4uRBPAg==
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

2026-09-17T12:16:22.100153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010236
observed ac299e6695afee210bbdf7bc57fe6248...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:22.081853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010236/manifest.json
observed 51cb9c4a0631aee73bf43939bd3f846a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:22.062539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010236/publication.md
observed da7449caca41d7e1568a16b44174b89b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:22.044154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010236/publication.txt
observed d6a9bacad4d0e1b20c4ac8524233d2ad...
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.