OpenTechnical

OT-2026-000058965

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, vented before set-down

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-2026-000058965) never changes.

Identity and time

Publication numberOT-2026-000058965 · never reused
Internal UUID01a0ae89-47a0-74b6-9900-7ef6366ffc70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058965
StatusPUBLIC

Content hashes

Canonical textab71f16761c15c8fae15dbc69e5d19ff72f495542bc3fbe7419690a7324a853b
Markdown94668bdae6249d1d1750aefbad1b033e4a4007c0815aed28317831021aa9f93c
PDF
Publication page2344554ad3bd234ef8f51c3a8318d33eba0d494307d23712d3ccbb5bef1b5ac6
Manifestcf7d69f7be1ce5ecbf8e0b823409fc61a027ab454564613d3268ffad49ae2f83

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
SignatureQW1dRCwU/NvUNVKJY8o4EnwLwJX/uBkswaNh2ymeqBgHWobkFqFamXmwJ3TWWdLRjCuhfFrOnEe8Ak2zonIlAA==
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

2026-09-17T10:46:32.683425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058965
observed 2344554ad3bd234ef8f51c3a8318d33e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:32.664958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058965/manifest.json
observed cf7d69f7be1ce5ecbf8e0b823409fc61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:32.647656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058965/publication.md
observed 94668bdae6249d1d1750aefbad1b033e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:32.629044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058965/publication.txt
observed ab71f16761c15c8fae15dbc69e5d19ff...
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.