OpenTechnical

OT-2026-000034700

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000034700) never changes.

Identity and time

Publication numberOT-2026-000034700 · never reused
Internal UUID01a0ae76-1ed1-76c1-90be-e5a914b40d53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034700
StatusPUBLIC

Content hashes

Canonical text331d8dd52add53c0d79b25710d8450bd1d7bc20d0d263b92ef5449840b207217
Markdown7948981b1d5051d82a7c7d61df212f7a6e3081564256f38e269ff0d86d4818b3
PDF
Publication page23c0ec6542e71dca9f7c55d71080cb10f2ba31c58547e481a6be6e4a12fb6ce4
Manifest231c2eb77eb7ef0fa116f1e64e259a7e1f6b4405e34b4bd2e9daa61752687be1

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
Signaturebe9q/Rdoudj8WVNhakjcjflYxvFwwgldXsFyeaKY5fzkJM5b2cqzcX7dYC1/8phGxSuvNeG2bo7yQ1O4e1zRDQ==
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

2026-09-17T11:30:05.578700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034700
observed 23c0ec6542e71dca9f7c55d71080cb10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.559104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034700/manifest.json
observed 231c2eb77eb7ef0fa116f1e64e259a7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.536519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034700/publication.md
observed 7948981b1d5051d82a7c7d61df212f7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.512796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034700/publication.txt
observed 331d8dd52add53c0d79b25710d8450bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:38.598621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034700
observed 23c0ec6542e71dca9f7c55d71080cb10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:38.581968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034700/manifest.json
observed 231c2eb77eb7ef0fa116f1e64e259a7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:38.564558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034700/publication.md
observed 7948981b1d5051d82a7c7d61df212f7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:38.547809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034700/publication.txt
observed 331d8dd52add53c0d79b25710d8450bd...
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.