OpenTechnical

OT-2026-000014502

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three 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-2026-000014502) never changes.

Identity and time

Publication numberOT-2026-000014502 · never reused
Internal UUID01a0ae6d-b27b-7e96-b729-1b1cc34c032c · 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-2026-000014502
StatusPUBLIC

Content hashes

Canonical text0ac7dbdc471b0bef4d1e1144b7bef7f615584a9b06ad44fbaec8bacfd41716c0
Markdowna254b8cad0601d007dde79f01cac99b8a814b77ae8ba03c937114a76ebe715f5
PDF
Publication page478307e1561de96e50d7711e8714f24ce6730735cccaea2046481d8c852e0a7c
Manifest8b074685d4f49abb143d12fca3b3406dfcdd001a50fe3c293e5af279cd9b1dc3

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
SignatureTxKOuF5DN03nOYwIxnqD0USTzxYM/v0e6Unf7GrqX9l67e3vasD26vaWPl3Y5V/FqZtgChJR5Y43LG8fWC0YCg==
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

2026-09-17T12:10:19.862386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014502
observed 478307e1561de96e50d7711e8714f24c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.842955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014502/manifest.json
observed 8b074685d4f49abb143d12fca3b3406d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.820989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014502/publication.md
observed a254b8cad0601d007dde79f01cac99b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:19.801706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014502/publication.txt
observed 0ac7dbdc471b0bef4d1e1144b7bef7f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.475878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014502
observed 478307e1561de96e50d7711e8714f24c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.457420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014502/manifest.json
observed 8b074685d4f49abb143d12fca3b3406d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.439873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014502/publication.md
observed a254b8cad0601d007dde79f01cac99b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:23.421262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014502/publication.txt
observed 0ac7dbdc471b0bef4d1e1144b7bef7f6...
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.