OpenTechnical

OT-2026-000023170

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, sustained 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-2026-000023170) never changes.

Identity and time

Publication numberOT-2026-000023170 · never reused
Internal UUID01a0ae70-7267-7a5b-bbf8-db8f47e01b23 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023170
StatusPUBLIC

Content hashes

Canonical text0a6cd084456766a83d3b608fb5e7051283f2c8bdd231bc6fbe3e8bd82eaec154
Markdown1ceaf1a1906ae099282e77fd27d6a1ea9de596fb1f3285dc75752c2d958f5a8c
PDF
Publication page6526cc2405210c62b2192f8034dad863e06b2e6fef32cadab9b5f6051b6ba1cc
Manifest0aed487392fc7d802e4fc3bc8c6aa448dfc502ec9a93a11812a89759aa18f025

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
SignatureOCsX3tv407dQn956hcmogPsu8r0SFUlp6oje4fy5g5n39hEdo00jD1toM7rl/4qtZ8Sv3GIy/iDDtXIajHS7AA==
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

2026-09-17T11:51:06.852615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023170
observed 6526cc2405210c62b2192f8034dad863...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:06.834798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023170/manifest.json
observed 0aed487392fc7d802e4fc3bc8c6aa448...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:06.816227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023170/publication.md
observed 1ceaf1a1906ae099282e77fd27d6a1ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:06.796156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023170/publication.txt
observed 0a6cd084456766a83d3b608fb5e70512...
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.