OpenTechnical

OT-2026-000014523

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single 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-2026-000014523) never changes.

Identity and time

Publication numberOT-2026-000014523 · never reused
Internal UUID01a0ae6d-b27b-76fb-bdb5-6b9e6da1f214 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014523
StatusPUBLIC

Content hashes

Canonical textb3cc6baeec7769aa2acdeffbd366091b21617ec889bef3a485151a8224c09c34
Markdown93718fbbf42bc9c5c48bbd226c45d57dd257156599bb3dece086405e933ccf89
PDF
Publication page65eee1b394cfa3f2c70f313df11d924aa522f0af7f72e4c40b7733c67f1d648f
Manifest1fb32722f407bff480a032fb09d3a7b7143252b1567710ae867d80e555710d03

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
SignatureqD/4fyiar4T5TH0GBIh9PyXggyDn3RpAgzxcS9b1d1nW42Vn+cVTkEw4YAgkImud73ukwKM5a8CFdrGN40F1Dg==
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

2026-09-17T12:10:21.734204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014523
observed 65eee1b394cfa3f2c70f313df11d924a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.713868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014523/manifest.json
observed 1fb32722f407bff480a032fb09d3a7b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.690795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014523/publication.md
observed 93718fbbf42bc9c5c48bbd226c45d57d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.656576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014523/publication.txt
observed b3cc6baeec7769aa2acdeffbd366091b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:25.036703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014523
observed 65eee1b394cfa3f2c70f313df11d924a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:25.018071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014523/manifest.json
observed 1fb32722f407bff480a032fb09d3a7b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:24.997971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014523/publication.md
observed 93718fbbf42bc9c5c48bbd226c45d57d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:24.976433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014523/publication.txt
observed b3cc6baeec7769aa2acdeffbd366091b...
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.