OpenTechnical

OT-2026-000071377

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000071377) never changes.

Identity and time

Publication numberOT-2026-000071377 · never reused
Internal UUID01a0ae91-e0ed-7b28-b7d5-224ac6406c77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071377
StatusPUBLIC

Content hashes

Canonical textf49f58917542dd77704326b2deaf6629a8833585ab7dcd241ce1e86925b14f6d
Markdowna5c522bcbb3a1b25c1bc60fe20e5017a3d94d82c9b93f84ab1a28541d9bd1ff7
PDF
Publication pageaa3903dc7c3d38d860866fd574426a4eaffa430838c1177597cd106b8ad15d22
Manifesta785f8fec278c3ce62a56a568c8f2b79949804227e1a4d7bd5bf758c7f24a900

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
SignatureHGUa1liqObwln0gOKcvh84a7JVymIzw8UXqZPG+hebQEsxaiVt8gn/03IyaUOX+uY4BcpAD5E/rtw8K45gqeBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:24:59.735235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071377
observed aa3903dc7c3d38d860866fd574426a4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.718326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071377/manifest.json
observed a785f8fec278c3ce62a56a568c8f2b79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.699359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071377/publication.md
observed a5c522bcbb3a1b25c1bc60fe20e5017a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.680668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071377/publication.txt
observed f49f58917542dd77704326b2deaf6629...
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.