OpenTechnical

OT-2026-000047162

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000047162) never changes.

Identity and time

Publication numberOT-2026-000047162 · never reused
Internal UUID01a0ae7e-d0f9-7db1-ba97-2b25f605aedc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047162
StatusPUBLIC

Content hashes

Canonical textf96aa8a151186f905501d8a6d536fe1163edbd038d39c22e4a354a3a1817f42c
Markdowne24a8030db44241db4529153a0b39d70442f5bcf6a31bcd7765fa0f394b97f76
PDF
Publication pageeac0ffc479e583782fc5f11f9269566d039023a64a781adf4691a12edf6ee785
Manifestf85f8471df31e00bb5c0706ee470054c88f0c74adfa51bdd06427dca01c9bf85

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
SignatureSRpPw71wgQxU1CiFXIQZLJxtvvAxdpcFkbc6Bwcgy18w9tV5odq/c6fUbtItPxYHuGCR3pVATKxizBs29kuaBg==
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

2026-09-17T11:10:30.343806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047162
observed eac0ffc479e583782fc5f11f9269566d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:30.325830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047162/manifest.json
observed f85f8471df31e00bb5c0706ee470054c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:30.306992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047162/publication.md
observed e24a8030db44241db4529153a0b39d70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:30.288784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047162/publication.txt
observed f96aa8a151186f905501d8a6d536fe11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.637517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047162
observed eac0ffc479e583782fc5f11f9269566d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.619341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047162/manifest.json
observed f85f8471df31e00bb5c0706ee470054c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.600650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047162/publication.md
observed e24a8030db44241db4529153a0b39d70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.582945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047162/publication.txt
observed f96aa8a151186f905501d8a6d536fe11...
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.