OpenTechnical

OT-2026-000051698

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, vented 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-2026-000051698) never changes.

Identity and time

Publication numberOT-2026-000051698 · never reused
Internal UUID01a0ae83-7c82-7601-bb5d-0fd183bd82b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051698
StatusPUBLIC

Content hashes

Canonical textd58350a9c1d72bb3a1626593351185dfe6f81cf2272d2a7fa2d61c19166f207e
Markdown1edb2ede033dadca556372b4a15608feda5a575ee756539ff64b519052d46888
PDF
Publication page6cdc5f869a6757cf056945f15610a81cd3c9e21b6aa47598e47b2c66be44174a
Manifest311dea60dd479d5023e793701e9ef7ac1e1fac18e26c1c7274e752f0fc061c50

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
SignatureQTcR4PUk8wSlqUeGU+GLMbSYLKsfX6w3ppUWsguBO1VZGsgqerGWgJ3sN6mC3eVMkSQFgRwpGsBsgROQXMAYDw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:34.623367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051698
observed 6cdc5f869a6757cf056945f15610a81c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:34.606188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051698/manifest.json
observed 311dea60dd479d5023e793701e9ef7ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:34.588701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051698/publication.md
observed 1edb2ede033dadca556372b4a15608fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:34.570296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051698/publication.txt
observed d58350a9c1d72bb3a1626593351185df...
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.