OpenTechnical

OT-2026-000026751

Publication integrity record

Two cup vacuum gripper, two zone face, two stage ejector, pulsed blow-off before 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-2026-000026751) never changes.

Identity and time

Publication numberOT-2026-000026751 · never reused
Internal UUID01a0ae72-3451-7924-8974-b0dbc36c2bd8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026751
StatusPUBLIC

Content hashes

Canonical text51a861cc117c3d1907b56bcf0175ca9b539262a633cf47ca66624df063468136
Markdowne6be36702497028c90b9171e162429677d654e11e1a12d69231aa591c59e9e1f
PDF
Publication page65e5d3706c90bc97662c7dbc582d1fafdf07b551a5785017225754c3e51425ed
Manifest65ee8e94f0b848abf5bb9837f4b424f67a7ff0e1c3df796b1c41ac2401f5f20c

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
SignatureVHwa8k0K1YWqEPetyA6tj0m9gh1iRt8ecvaD8Tz9pCNn2fw4vlfjyDEM7LYre2J8gukz58YZxpAWeQa1QvSpAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:43:19.225721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026751
observed 65e5d3706c90bc97662c7dbc582d1faf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:19.207324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026751/manifest.json
observed 65ee8e94f0b848abf5bb9837f4b424f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:19.187751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026751/publication.md
observed e6be36702497028c90b9171e16242967...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:19.169490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026751/publication.txt
observed 51a861cc117c3d1907b56bcf0175ca9b...
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.