OpenTechnical

OT-2026-000023707

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single 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-2026-000023707) never changes.

Identity and time

Publication numberOT-2026-000023707 · never reused
Internal UUID01a0ae70-aed4-7d89-8d20-c39ff987d4be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023707
StatusPUBLIC

Content hashes

Canonical text6ba8c7af489b21a6edfbba4baa15a4f1bf4821b7ee06d1ea84d3d9ac022a1992
Markdown66c8c6d82b4911b0d003728f3e28df95fb641a1432d400a008f218f977c26dd8
PDF
Publication page98d3d92e4b92afd00e921471d9cf7f2a71fd074d9b7d82920b3988df4b96ae77
Manifest208f316a13addc82014d017e93faf4a1eb901c23ae45cb90286c11bf95b9bf13

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
SignaturedRyQHHnjiYh5+N6Hb50Gb6WdxHBGk+we0uHwgx278RgyfN82Kbago6sOqlaNsyZlKUfF3yhdtV6LwjTGb7/RCQ==
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

2026-09-17T11:50:02.520685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023707
observed 98d3d92e4b92afd00e921471d9cf7f2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:02.504145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023707/manifest.json
observed 208f316a13addc82014d017e93faf4a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:02.485069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023707/publication.md
observed 66c8c6d82b4911b0d003728f3e28df95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:02.467123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023707/publication.txt
observed 6ba8c7af489b21a6edfbba4baa15a4f1...
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.