OpenTechnical

OT-2026-000061422

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, vented after set-down

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-2026-000061422) never changes.

Identity and time

Publication numberOT-2026-000061422 · never reused
Internal UUID01a0ae8b-7b42-7cd6-9ad9-951199844755 · 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-2026-000061422
StatusPUBLIC

Content hashes

Canonical text697d0f6ae23a3d405e51d8facdeff37d01c9acd2deb8574c5a40b7d3dd06efc3
Markdownf2471691b7d5512724dd02cf96b5b53383005bb984c45ac80c4ec87dde53c566
PDF
Publication paged2546c97c93041d451d9a527bafed56e5b64b66c7e3bb8dfb27c9bc0ce403d80
Manifest0456d4dc99d0fb5eb495e072f21e87d46206f181bdfda7ab23ab38391e67fbf6

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
SignatureyiZTyt4kM0+Q7BurR+70/ELSdeTiOx2O6QBFMKhThF1m5zrwfGOuZ5jbITeFLvhh99XYTp43sbvoVhYwAukgBA==
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

2026-09-17T10:41:17.703690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061422
observed d2546c97c93041d451d9a527bafed56e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.684690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061422/manifest.json
observed 0456d4dc99d0fb5eb495e072f21e87d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.667945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061422/publication.md
observed f2471691b7d5512724dd02cf96b5b533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.650074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061422/publication.txt
observed 697d0f6ae23a3d405e51d8facdeff37d...
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.