OpenTechnical

OT-2026-000025639

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pulsed blow-off before 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-2026-000025639) never changes.

Identity and time

Publication numberOT-2026-000025639 · never reused
Internal UUID01a0ae71-9bc9-7a2a-8d74-58fb49d58c88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025639
StatusPUBLIC

Content hashes

Canonical texte5dde6a01396af9b606409bc1f39152924cf3e7d12f5d6c482df1c713e482d33
Markdown48d100c449b812ae4543e3e069238afcc23e419b2334d3ff3bd8d0b980d6aa91
PDF
Publication page0ed1560e2c66e41e5e09a2208f820680be5611802c89cd71192c99990e623f27
Manifest7ede36af6a2320fef0106878004f5f1895c311d0eb8fa694f0aaf99b5f3927ba

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
Signature/wO5S8YlsLGxinUobpbVsfNx1wdSXNHaGMZHvtPfPm2vXhIV6RZqRKtpVF3rgSO0yeHUlQs+qIG0kVKnPvJsBw==
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

2026-09-17T11:46:50.258573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025639
observed 0ed1560e2c66e41e5e09a2208f820680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:50.239357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025639/manifest.json
observed 7ede36af6a2320fef0106878004f5f18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:50.222692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025639/publication.md
observed 48d100c449b812ae4543e3e069238afc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:50.204048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025639/publication.txt
observed e5dde6a01396af9b606409bc1f391529...
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.