OpenTechnical

OT-2026-000040492

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000040492) never changes.

Identity and time

Publication numberOT-2026-000040492 · never reused
Internal UUID01a0ae79-2702-76dc-9947-9415dc6f12de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040492
StatusPUBLIC

Content hashes

Canonical text8e12e3a45a14cfb54547befe80cf23cf5695c1a4f8af70842c0d75e7b2453066
Markdown35de896325876b3de58978091387c24f3ff357dc686fe877bc0b8db657ee9973
PDF
Publication page3154853a8aa149e6956531208d0c0a9e81d760ea168b378c90cf610f9dc83dee
Manifest063dd280ab925a4bc2a9842b3d6a3f7fd17b8155e0b3814c450417dc19a49d24

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
SignatureN/RCUfEJFhRLAObgzDB0nQDOMdbgzI7MQAHNL1/9iq305W/cc4MkkV02nXCiegF06P9NAO30HtEyEpY8UcyNCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:32.438133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040492
observed 3154853a8aa149e6956531208d0c0a9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:32.419511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040492/manifest.json
observed 063dd280ab925a4bc2a9842b3d6a3f7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:32.404203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040492/publication.md
observed 35de896325876b3de58978091387c24f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:32.385513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040492/publication.txt
observed 8e12e3a45a14cfb54547befe80cf23cf...
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.