OpenTechnical

OT-2026-000067349

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000067349) never changes.

Identity and time

Publication numberOT-2026-000067349 · never reused
Internal UUID01a0ae8f-6bd8-7d9a-863e-dce04876d22c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067349
StatusPUBLIC

Content hashes

Canonical text4dbe04d9ab99c15b319ba4204fa227b14caa8f7000e1f9e1fd70b0f8b0f8d03a
Markdown5dae12ecef8631fc03a38c837cbeadd188eee02ca16b94bafc702d814d99bfe3
PDF
Publication page9e6618e88a7b32887abb683ae874d1da6a24c98207cf4e370611472a747d64a5
Manifestdc55c21ef004ee9fa03a10c776ab002c00899335d3aff7e1dff493d43f9f9669

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
SignatureQq5LFEiERKDFNLqDnXtvC38El3UZOQqUQS8diZkp2C4QiIGBwSl6D7sY1OBzhZhEkAQh7ZQa4u7ZVi7IZFEQBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:31:32.119740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067349
observed 9e6618e88a7b32887abb683ae874d1da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:32.101801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067349/manifest.json
observed dc55c21ef004ee9fa03a10c776ab002c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:32.085489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067349/publication.md
observed 5dae12ecef8631fc03a38c837cbeadd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:32.068110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067349/publication.txt
observed 4dbe04d9ab99c15b319ba4204fa227b1...
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.