OpenTechnical

OT-2026-000026866

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000026866) never changes.

Identity and time

Publication numberOT-2026-000026866 · never reused
Internal UUID01a0ae72-3452-7abe-aef2-8ed076206de9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026866
StatusPUBLIC

Content hashes

Canonical textb58654950abc6f7d64f620855938a71d6f269d1be4bd4974b17ec96ee16ecee0
Markdownd357b7ca6519d1faa04d2fe0205068a1117972fa78ac773ce400449eb5e6305e
PDF
Publication page836c24933c2e7f401faa726476544bbb087cafdf643550bc0d14bb9f18a30282
Manifest96673340b7b891ed154f284bc4cf8997138ace11c07bca73a28a58388d10c001

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
SignatureuaZ/DS+Zb01GbfzoEfE6fq+2uzOBNMnHw1XcIrawOlvot8TGhTwOC1jMzDV2X8YuB3B1lFqXOInkbT9XJEz8DQ==
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

2026-09-17T11:43:28.141859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026866
observed 836c24933c2e7f401faa726476544bbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:28.123036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026866/manifest.json
observed 96673340b7b891ed154f284bc4cf8997...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:28.105426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026866/publication.md
observed d357b7ca6519d1faa04d2fe0205068a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:28.084698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026866/publication.txt
observed b58654950abc6f7d64f620855938a71d...
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.