OpenTechnical

OT-2026-000102673

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, pulsed 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-2026-000102673) never changes.

Identity and time

Publication numberOT-2026-000102673 · never reused
Internal UUID01a0aea4-858b-7ef9-8db5-cf5a1fb0b887 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102673
StatusPUBLIC

Content hashes

Canonical text02327f65feb8ed922bf8b1a2ea6eeefc6ef19062e86802c62442824b17e52194
Markdown1e28716631dd57900df9683582db97acd7df5ef520a3fb8b34846051ce507012
PDF
Publication page2710f764061d2653b4a1c9da57435813b87105a6366dd18afcd69dfb3dd3e985
Manifest16a0629891837d395d5ffedf1ed19a462b74796134b46bcc8ec6144e59b1c194

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
SignaturezGTkwAmS294/IqWUNeik7reovX+fna04QBL6IGZUb7KM0f9Hh1AlmrW2wWxGM3hRptXRV9c42RoDgyKMXeFUDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:10.624398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102673
observed 2710f764061d2653b4a1c9da57435813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:10.606289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102673/manifest.json
observed 16a0629891837d395d5ffedf1ed19a46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:10.588076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102673/publication.md
observed 1e28716631dd57900df9683582db97ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:10.570199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102673/publication.txt
observed 02327f65feb8ed922bf8b1a2ea6eeefc...
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.