OpenTechnical

OT-2026-000032736

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000032736) never changes.

Identity and time

Publication numberOT-2026-000032736 · never reused
Internal UUID01a0ae75-1071-7cf2-ad4a-c943e17d5500 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032736
StatusPUBLIC

Content hashes

Canonical textb57376281455f82552344446742fa9ee3f5186d1b69c4426654915aa417c9cd1
Markdown7798a64cf110257b6a6ddd6717774d47d08faef70dda221b7bcbe5dba357f0fb
PDF
Publication page9c200de8561e5d9e9ad6242179683331eaa78ade316b10b0f123b2776fc933ba
Manifest1b314cc81120d389ac4ff94c99a7cf70abe19a39b4e3ba0189375b31554d9e6d

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
SignaturepnsXNxhFjqki66LMfaXAj2e/dApujDgFnD/GQ3srvfOcvQeu2WH58T68ed7t7ou/i1QuiRSnNFV3c8gJBjwEAg==
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

2026-09-17T11:34:21.435564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032736
observed 9c200de8561e5d9e9ad6242179683331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.418269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032736/manifest.json
observed 1b314cc81120d389ac4ff94c99a7cf70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.401202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032736/publication.md
observed 7798a64cf110257b6a6ddd6717774d47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.380837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032736/publication.txt
observed b57376281455f82552344446742fa9ee...
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.