OpenTechnical

OT-2026-000061430

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, vented 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-2026-000061430) never changes.

Identity and time

Publication numberOT-2026-000061430 · never reused
Internal UUID01a0ae8b-7b42-7036-8745-64581d5aef52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061430
StatusPUBLIC

Content hashes

Canonical textfd5a0e22994814e46b6cd09510c9df64b0d961c9a04a22ac7934b4bd60bf99b3
Markdown5e171843088d95324bf0b8dea8529205be9e8b9b65bd13cf21e0a185217cd456
PDF
Publication page8533843589e15d58d1a64c1956c61a601382fec4fe84eea840e5de8c576b5857
Manifestbec0553a2e406cf6408e3644d8514c319538c2b9c2196d4b7648b84c63621ead

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
Signature+7+KR6hYXVQh5/s8wfUEO+Px5YXUgBL83eXYB5U8y8ygFmzvTbDy2awvsw6b//OSomEyW+70oUh2tI+YkIrSAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:18.299482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061430
observed 8533843589e15d58d1a64c1956c61a60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:18.282275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061430/manifest.json
observed bec0553a2e406cf6408e3644d8514c31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:18.263414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061430/publication.md
observed 5e171843088d95324bf0b8dea8529205...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:18.245712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061430/publication.txt
observed fd5a0e22994814e46b6cd09510c9df64...
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.