OpenTechnical

OT-2026-000011434

Publication integrity record

Four cup vacuum gripper, four zone face, single 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-2026-000011434) never changes.

Identity and time

Publication numberOT-2026-000011434 · never reused
Internal UUID01a0ae6c-88fe-761d-b01b-7a868d19ec4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011434
StatusPUBLIC

Content hashes

Canonical text803969934b52688f6b3b6743945f1e90d1626c2646a90a650f779b94628e598d
Markdown636dff53ca32f7674ab75c6d9aa9aa11caccb9c2a88359467b6050228083aa06
PDF
Publication pagef73f0a0793051f4698d68555bc7cd8182f1403d64468ef99e6b40fbfcc1f0f01
Manifestf384126f2db13250e08a27192cdbb88d15fa29edc6a5d71e1dae84c2fd17db7a

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
Signature1YQr2dAmgjenjy9n++OFuKd0uKkbvFVQm5eS8FBnhPUZ4oCgKsdM3JDxmI1e2hG23mOZVgP9JZfEFKHAbjMSBA==
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

2026-09-17T12:13:11.540551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011434
observed f73f0a0793051f4698d68555bc7cd818...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:11.507395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011434/manifest.json
observed f384126f2db13250e08a27192cdbb88d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:11.486810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011434/publication.md
observed 636dff53ca32f7674ab75c6d9aa9aa11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:11.449493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011434/publication.txt
observed 803969934b52688f6b3b6743945f1e90...
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.