OpenTechnical

OT-2026-000040925

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, sustained 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-2026-000040925) never changes.

Identity and time

Publication numberOT-2026-000040925 · never reused
Internal UUID01a0ae79-6d10-7413-a6c3-f9cf0ddcc6ef · 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-2026-000040925
StatusPUBLIC

Content hashes

Canonical text4810ab98eb0fd6db346503fdc0b68700e88f68108b21794aa1a424331e7e0ac5
Markdownc5722e926bc3c7d72c8dc767cc976a93b1bf99e10e0cebe178add6300cf299c6
PDF
Publication pagef332897acb233f29e903cd37ef8b33dc61fb4eb69485a318628e0a342ab75963
Manifestc8fdf8413c08274aea5221c14fd470847d676f84a8702bf239874e7d7fc56e77

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
SignaturewVU+KylgKunuMIohB3QO2U8L2FGEGEHfgymmUFEC1ltiII0IV2R8j0/4lnUyrm4ufeAi6fiLNdKm02CKIo8WAQ==
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

2026-09-17T11:20:19.073485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040925
observed f332897acb233f29e903cd37ef8b33dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.056404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040925/manifest.json
observed c8fdf8413c08274aea5221c14fd47084...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.036266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040925/publication.md
observed c5722e926bc3c7d72c8dc767cc976a93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.012681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040925/publication.txt
observed 4810ab98eb0fd6db346503fdc0b68700...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.029276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040925
observed f332897acb233f29e903cd37ef8b33dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:44.012013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040925/manifest.json
observed c8fdf8413c08274aea5221c14fd47084...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:43.995782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040925/publication.md
observed c5722e926bc3c7d72c8dc767cc976a93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:43.977983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040925/publication.txt
observed 4810ab98eb0fd6db346503fdc0b68700...
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.