OpenTechnical

OT-2026-000058596

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000058596) never changes.

Identity and time

Publication numberOT-2026-000058596 · never reused
Internal UUID01a0ae88-f39c-7dd9-83e5-b22c705111e4 · 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-2026-000058596
StatusPUBLIC

Content hashes

Canonical texteb7aa53bb08046e70099c4a6ab6e370bb5636e7f99735733ea0da7a5b28b0293
Markdown05b51a13f5a929449d80420b787cfa87b628782793344c3588543bd1a2e08444
PDF
Publication pagec492e8fc39e121fd47a7b304639f669d26a9b5a2236fd29724410c07a73f1d17
Manifest770d58601c61560d45a45463d6a2657b43505a58c13d7f71bdf9b180d46011ed

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
Signaturegcu+JFR4bJKpWoF+GPF4xMLbmc0cWwC5Fu1Dx1bnAPjtrWbdYIjnNeE0i40fQvhQsCZ5tiAgnNx5NOaugjWGAQ==
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

2026-09-17T10:47:05.770613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058596
observed c492e8fc39e121fd47a7b304639f669d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:05.753626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058596/manifest.json
observed 770d58601c61560d45a45463d6a2657b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:05.734462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058596/publication.md
observed 05b51a13f5a929449d80420b787cfa87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:05.717169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058596/publication.txt
observed eb7aa53bb08046e70099c4a6ab6e370b...
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.