OpenTechnical

OT-2026-000023007

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three 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-2026-000023007) never changes.

Identity and time

Publication numberOT-2026-000023007 · never reused
Internal UUID01a0ae70-46ec-781e-9aae-4adcaab4cca5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023007
StatusPUBLIC

Content hashes

Canonical textf0706b9f559e603be291f33cbb946a1a6d01e022e1b6506f3a8443c213018492
Markdownf7642970bba1b8110b796d0e4ed4498fde18e88c7b05afa60c610c1aa42c349e
PDF
Publication pagec0334b2c678738832ed18b07388e4c8788bb53a9f693006157df9d186077d90f
Manifestf70a1283f5e7619de07e2c671f04fe28b5c8f6dd450350150dee8a6ce982f440

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
Signatures2OjVQ/xOsI3KLCJ9ORbzzFBVp8vxDzYA6GGOLFY6PmAjrnhqZnck/lAmDHCLfhtkVdEglJpGvxKxeVKwJ1+AQ==
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

2026-09-17T11:52:36.138345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023007
observed c0334b2c678738832ed18b07388e4c87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:36.119261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023007/manifest.json
observed f70a1283f5e7619de07e2c671f04fe28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:36.102946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023007/publication.md
observed f7642970bba1b8110b796d0e4ed4498f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:36.086127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023007/publication.txt
observed f0706b9f559e603be291f33cbb946a1a...
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.