OpenTechnical

OT-2026-000040849

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, sustained blow-off after set-down

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-2026-000040849) never changes.

Identity and time

Publication numberOT-2026-000040849 · never reused
Internal UUID01a0ae79-6d10-7ca8-8f5e-5f064e9aed10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040849
StatusPUBLIC

Content hashes

Canonical text2e2b14f8b1677f9e6cc61b3e9b66e4c271246fbf7b10a484c51509410d943b42
Markdownbf2f03dd0b82feaf9962e64f47f656f37484eaf20b42ffebb1925e24fd82af4c
PDF
Publication page454e6870578e17f7683f00f4d881d75d1f05446e9170ffac4295f3eafe86a19c
Manifest5a7dc5e796ffce5fab1e4b09ba34caa68b61bcf7ff83653bf9e37c05b4bb9e42

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
SignatureQzfA4Wbf13Ht8wcI28YrLrgOcERXiPacxHs+bqHg6qgtmS3IOyqUzWLMLB9Z7Mc5YzW51shkDIrfsR9KVCQGCA==
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

2026-09-17T11:20:12.143450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040849
observed 454e6870578e17f7683f00f4d881d75d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:12.124925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040849/manifest.json
observed 5a7dc5e796ffce5fab1e4b09ba34caa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:12.106336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040849/publication.md
observed bf2f03dd0b82feaf9962e64f47f656f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:12.088208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040849/publication.txt
observed 2e2b14f8b1677f9e6cc61b3e9b66e4c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:38.093243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040849
observed 454e6870578e17f7683f00f4d881d75d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:38.075363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040849/manifest.json
observed 5a7dc5e796ffce5fab1e4b09ba34caa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:38.058133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040849/publication.md
observed bf2f03dd0b82feaf9962e64f47f656f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:38.041493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040849/publication.txt
observed 2e2b14f8b1677f9e6cc61b3e9b66e4c2...
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.