OpenTechnical

OT-2026-000070266

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000070266) never changes.

Identity and time

Publication numberOT-2026-000070266 · never reused
Internal UUID01a0ae91-545e-7491-b086-3b9ba0d98b42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070266
StatusPUBLIC

Content hashes

Canonical text7658a0d24ca8df85da33b1293308e58fb7082005219fdbff5fb2f2ad7d4baa3a
Markdown745394560eedf9a6732db18d7068275b0f5aa53e083454b10a9469f9e11a7b50
PDF
Publication page12418d22b2f230969a8948020d47b4f6d98c08f7f4a3f85110d849fb71fd7adc
Manifest95b34f6700838324203b22bf324945a758f47b8b9311f5f497e092f61ed8f680

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
SignatureYhSXKlxN/CBBk5GHs0H93HONQM8Jp0w0DFh4g3q+AYc1MkDsA/2zNKuzEw2ry06UmWEOQg5SGkw+hUwDp/vrBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:02.822387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070266
observed 12418d22b2f230969a8948020d47b4f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.805694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070266/manifest.json
observed 95b34f6700838324203b22bf324945a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.788383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070266/publication.md
observed 745394560eedf9a6732db18d7068275b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.770010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070266/publication.txt
observed 7658a0d24ca8df85da33b1293308e58f...
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.