OpenTechnical

OT-2026-000007925

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, sustained 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-2026-000007925) never changes.

Identity and time

Publication numberOT-2026-000007925 · never reused
Internal UUID01a0ae6a-908b-7746-bbaf-a02f34137e28 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007925
StatusPUBLIC

Content hashes

Canonical text6b48f3c6854603b2cdfd9849a5cbb27e0572a84f6e75eb04f1a8ab2e4267706f
Markdownf02f8fb74a519d57b6db8d86cf65823ef603136f3839b810915ea68e2b47be62
PDF
Publication page21219c1da0ad9f996fe0b775d23b77b1307b1febd5ef2eab821d39b3f5b944b6
Manifest1a78c66aba46e1eb544b5bdb615626c88badc2238f10a938542685abe48ddcbf

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
SignatureqL9oZxz3uifmWT2hAjmOjjESY9zd2YGlztyUZPdjnkPLVr5EGg37+Zx/QfD0Mwifn0j6c9HLxTE73kIBw1xGCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:25.421779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007925
observed 21219c1da0ad9f996fe0b775d23b77b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:25.401279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007925/manifest.json
observed 1a78c66aba46e1eb544b5bdb615626c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:25.380992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007925/publication.md
observed f02f8fb74a519d57b6db8d86cf65823e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:25.360241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007925/publication.txt
observed 6b48f3c6854603b2cdfd9849a5cbb27e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:02.907904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007925
observed 21219c1da0ad9f996fe0b775d23b77b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:02.887620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007925/manifest.json
observed 1a78c66aba46e1eb544b5bdb615626c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:02.869514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007925/publication.md
observed f02f8fb74a519d57b6db8d86cf65823e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:02.849717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007925/publication.txt
observed 6b48f3c6854603b2cdfd9849a5cbb27e...
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.