OpenTechnical

OT-2026-000060124

Publication integrity record

Three bellows 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-2026-000060124) never changes.

Identity and time

Publication numberOT-2026-000060124 · never reused
Internal UUID01a0ae8a-5a71-7cf8-b005-c98adca2fc0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060124
StatusPUBLIC

Content hashes

Canonical textdc7abca6302111575b054936828cbe271534f6000bd3b4def21b7a2a73b7f8af
Markdown00a11c03487810f0b65c17d49903824b78056516938db54bb003116c7638ef9d
PDF
Publication page8b30f0a5202d8b67db2928e5af7ddd942579a441935bfebafff879ea2d57e8b5
Manifest8487250cef93bb5e0f613c87bad352636a9fa87fb0ff98bfd4e3a9288cd8566f

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
SignatureRC6ScKEMNrLsNWixJZYS4RiEST5KeXflg+l8elGwpFKP1TgSlgsxAofm/Mq10O2MaOHlfpDUEr8cH5fBA/H/Dw==
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

2026-09-17T10:43:46.444695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060124
observed 8b30f0a5202d8b67db2928e5af7ddd94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:46.428098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060124/manifest.json
observed 8487250cef93bb5e0f613c87bad35263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:46.410228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060124/publication.md
observed 00a11c03487810f0b65c17d49903824b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:46.390765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060124/publication.txt
observed dc7abca6302111575b054936828cbe27...
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.