OpenTechnical

OT-2026-000041445

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000041445) never changes.

Identity and time

Publication numberOT-2026-000041445 · never reused
Internal UUID01a0ae79-b145-70dc-85f6-f691cfc11c90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041445
StatusPUBLIC

Content hashes

Canonical text2bbd2171825ef51fd3096e996e88e1349d3724486db201f78affb071ca81e55e
Markdown7f6b7d359bb8a1bc8d4758fd7e4f82395d3908e954ef02914cb2b5b8fe03f6c0
PDF
Publication page0c05224eecbd239602328338fb0dd5c504a34997577d2f42cc2bc96ca105b2db
Manifest7b31737ffa54d894c1827713439f2e96aa194f1a5a57c6a065cf0757963f6ff5

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
SignatureEy1Q2RA5aFeZ5UNTFktytbort90y7t+m1LavgdR+Yku4Vr+lqjqEjxNrKMv5XGpnOsaSqKbQqTo56WXML95gBA==
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

2026-09-17T11:17:28.106536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041445
observed 0c05224eecbd239602328338fb0dd5c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:28.088078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041445/manifest.json
observed 7b31737ffa54d894c1827713439f2e96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:28.069650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041445/publication.md
observed 7f6b7d359bb8a1bc8d4758fd7e4f8239...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:28.051003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041445/publication.txt
observed 2bbd2171825ef51fd3096e996e88e134...
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.