OpenTechnical

OT-2026-000046357

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046357) never changes.

Identity and time

Publication numberOT-2026-000046357 · never reused
Internal UUID01a0ae7e-57cb-7a62-ad4a-2b35884657db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046357
StatusPUBLIC

Content hashes

Canonical text01454bdd5e0de7bd55825d8d72110af952275fc0d06ad8176d0fa8441fa884b0
Markdown293f04e4d7d00b712dd5860b9aeace86e514da549ce2c197a59b9114a8279e2e
PDF
Publication page64acd09f8bae99f7aa36ed46a97413096a0c24a5896fb0bc11fe4558fbbba820
Manifest022a196a28b6e27ed142b2b0a8acab0db76f7ea38d36ab4bf8571a20b42125e8

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
Signatureyt0nDg4b80dcblZQ7XQ3ImtoqYHPZqXBCUN3UW4FbG3IEtbZl+9tanBAnKIpYz91jW3NklVuQWbUIkGrzspVBA==
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

2026-09-17T11:08:21.090419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046357
observed 64acd09f8bae99f7aa36ed46a9741309...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:21.071157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046357/manifest.json
observed 022a196a28b6e27ed142b2b0a8acab0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:21.051719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046357/publication.md
observed 293f04e4d7d00b712dd5860b9aeace86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:21.033956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046357/publication.txt
observed 01454bdd5e0de7bd55825d8d72110af9...
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.