OpenTechnical

OT-2026-000058303

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000058303) never changes.

Identity and time

Publication numberOT-2026-000058303 · never reused
Internal UUID01a0ae88-f398-7da7-b7fd-2f9e60745c0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058303
StatusPUBLIC

Content hashes

Canonical textd3384a62e384bf2813ceb3c66c399d18e64b9f871fbef4b32f65230c036f4432
Markdownf4b3b3bd8bbdea40a7cf16794a3f4a8c5df4294bf5561440a03f29bff4367ab0
PDF
Publication page55fa8a32906f632d166fbe3a6024550e7361780c37866c2a00131f252d4f226d
Manifest5301ed694649841743187d92ecd75fa32dbc8f8f121d9756a83f96e6854b1789

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
Signature9KOJ5nNjj0iw7/qiDEMTo23/GQuXig/LNqbuPX0rSlFZ0QU9TMjMq5BO1OsTfywEDDtwFbuJct60q33R6yMNDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:42.130790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058303
observed 55fa8a32906f632d166fbe3a6024550e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.112691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058303/manifest.json
observed 5301ed694649841743187d92ecd75fa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.094945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058303/publication.md
observed f4b3b3bd8bbdea40a7cf16794a3f4a8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:42.075351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058303/publication.txt
observed d3384a62e384bf2813ceb3c66c399d18...
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.