OpenTechnical

OT-2026-000062692

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000062692) never changes.

Identity and time

Publication numberOT-2026-000062692 · never reused
Internal UUID01a0ae8c-6388-7d5d-b054-92b4b704456a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062692
StatusPUBLIC

Content hashes

Canonical textd16c46c3e0b0c30f9b4ed6746a219b0e7a4baea6be2655e0e59dcaf026187dc4
Markdown12cd7f7484c5e6443123a6da300f16e6d4a1624a5c25e2dbfdd35232579c8e2b
PDF
Publication pagea10f0cb2cc7a78f3e3f575a73c0834f5315c3a1a8e41c49a546067722190f4bf
Manifest96e3c717ec6e015f79142c750e1eeb374c8b0de3f95e62dc00cef9680a96d645

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
SignatureqaVQ7/WJFrC1XLQPCxYz8ToweJDqBQ5euZ7BM8EA7d90bxjhQh0W5ThskWa5i4laaWBNf1TTW18WWT2guLB9BA==
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

2026-09-17T10:39:15.169433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062692
observed a10f0cb2cc7a78f3e3f575a73c0834f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:15.151119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062692/manifest.json
observed 96e3c717ec6e015f79142c750e1eeb37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:15.133706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062692/publication.md
observed 12cd7f7484c5e6443123a6da300f16e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:15.116255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062692/publication.txt
observed d16c46c3e0b0c30f9b4ed6746a219b0e...
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.