OpenTechnical

OT-2026-000058892

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000058892) never changes.

Identity and time

Publication numberOT-2026-000058892 · never reused
Internal UUID01a0ae89-479f-7912-a5fd-d2889b641ba9 · 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-2026-000058892
StatusPUBLIC

Content hashes

Canonical textcfe52d09fc2a8f525990bc69afbf213787324714496f4229a14c9736efc56d75
Markdown71df604c132117f73b00de0f002f471a28ffeeef79e2ee626f7c299f99aceac8
PDF
Publication page01e61b36f1775db4d224fc2a99687044518e251ee17f74132cd3061ebd0e7d31
Manifest643c5550ae48fa2f63f452092cbdfd08412364159b27ff456ce0c8d769204269

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
Signature9WquiMTP1Q7LnsGUgWcbmJvmEgyVZ/Eo6dXy0tOWOhQGrKlNi14QTvl54hBwDlnIoAlZ9hyNrkyfzmL+JaOCCQ==
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

2026-09-17T10:46:26.408538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058892
observed 01e61b36f1775db4d224fc2a99687044...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:26.391934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058892/manifest.json
observed 643c5550ae48fa2f63f452092cbdfd08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:26.375053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058892/publication.md
observed 71df604c132117f73b00de0f002f471a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:26.357963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058892/publication.txt
observed cfe52d09fc2a8f525990bc69afbf2137...
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.