OpenTechnical

OT-2026-000071920

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, 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-2026-000071920) never changes.

Identity and time

Publication numberOT-2026-000071920 · never reused
Internal UUID01a0ae92-47c0-7514-90eb-eb74e61a0382 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071920
StatusPUBLIC

Content hashes

Canonical text03797e91379d55a7fd6be18ae128f1de4b8ad91e1a4bd9d25253d0eb8eaaa565
Markdowne6c08b92e524dd5390f75181a72773d57c07f4f846edef9f230f42e116a23095
PDF
Publication page8ddf9a206e1f9c82f6c34950653e7ae263d0e2ac35b3109dcdf9bb9c3a127563
Manifest9702d25c155c33f41ed4ead4c34c8d2c23b50ee168a75e10168acd5a08d624d1

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
SignatureAs/h6G+7oqtUhzSitr5QM9wpoqjUCGk+5JbgVFWoBPtkIdD8NNDNbKS3ldy4IQOJzQzezp5r6QK427jQlJtYBA==
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

2026-09-17T10:22:56.914022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071920
observed 8ddf9a206e1f9c82f6c34950653e7ae2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:56.895221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071920/manifest.json
observed 9702d25c155c33f41ed4ead4c34c8d2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:56.876256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071920/publication.md
observed e6c08b92e524dd5390f75181a72773d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:56.808587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071920/publication.txt
observed 03797e91379d55a7fd6be18ae128f1de...
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.