OpenTechnical

OT-2026-000102512

Publication integrity record

Two cup vacuum gripper, two 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-2026-000102512) never changes.

Identity and time

Publication numberOT-2026-000102512 · never reused
Internal UUID01a0aea4-858a-7c5d-8c9b-dbbf5535a420 · 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-2026-000102512
StatusPUBLIC

Content hashes

Canonical text3c6a90e99c15aafb61fe282ca36dfd064cfd35736a4a9b7efe0d2cb529fe4bc3
Markdown760a81c345cfb130f2184163a53012e0ac7c03096b2894ada15aae0c5e2e0b8c
PDF
Publication page17f2a0cdd3825e805f6868d2358b6cfa414525c3a8f1e007c74b11ef7feaae42
Manifest1627fc8fa6e7f12dc9099efbbca5e8e670f9a24d35579f8295dc1fc31c06a887

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
SignatureJRBnHtjQ3j4OXJUJZUkdAHzC2mejisvHKOp20wVc8riRuZdFR2LLfKPIwPAdt51MbsUy80MJTUz956pRUb1qCg==
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

2026-09-17T09:23:52.179646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102512
observed 17f2a0cdd3825e805f6868d2358b6cfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:52.160453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102512/manifest.json
observed 1627fc8fa6e7f12dc9099efbbca5e8e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:52.142306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102512/publication.md
observed 760a81c345cfb130f2184163a53012e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:52.121854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102512/publication.txt
observed 3c6a90e99c15aafb61fe282ca36dfd06...
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.