OpenTechnical

OT-2026-000043220

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000043220) never changes.

Identity and time

Publication numberOT-2026-000043220 · never reused
Internal UUID01a0ae7b-327c-7755-ba4b-20cedcec5103 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043220
StatusPUBLIC

Content hashes

Canonical text97f3f3f5a03bc4313f0fffbabbe092c8cc9f235f0ece4092013d0bb4fb592ac3
Markdownbb8306c745d0492170a936d8fd5659bf2ca508fdf1dbe3b94e9642ff361d4921
PDF
Publication page58c4ba5c4e54f4ac053e4ba3b4f68e242c94c5223c2cb93576405c2ebf30cf27
Manifest61c012fc8eeb18e2e7484e76b244c56df4608e4a47f1bbed1f22137a52e5f9c6

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
SignatureMtzW7tAeonU25Jsm5r0dEGPjKqLamD0sH2UNXqeu275kznKkA4lcAYKZUofIE3SVEKKgC1kJhOhBIfZ2gVmwCQ==
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

2026-09-18T04:23:36.036802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043220
observed 58c4ba5c4e54f4ac053e4ba3b4f68e24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:36.019849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043220/manifest.json
observed 61c012fc8eeb18e2e7484e76b244c56d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:35.986140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043220/publication.md
observed bb8306c745d0492170a936d8fd5659bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:35.950882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043220/publication.txt
observed 97f3f3f5a03bc4313f0fffbabbe092c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:41.146363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043220
observed 58c4ba5c4e54f4ac053e4ba3b4f68e24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:41.127397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043220/manifest.json
observed 61c012fc8eeb18e2e7484e76b244c56d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:41.107203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043220/publication.md
observed bb8306c745d0492170a936d8fd5659bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:41.088260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043220/publication.txt
observed 97f3f3f5a03bc4313f0fffbabbe092c8...
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.