OpenTechnical

OT-2026-000051869

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000051869) never changes.

Identity and time

Publication numberOT-2026-000051869 · never reused
Internal UUID01a0ae83-7c84-7c1c-a60a-f8e26b9b7445 · 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-2026-000051869
StatusPUBLIC

Content hashes

Canonical text32cd6b376537682b2be6ce01b3c62cef68e39149dc41e192642a5add2388397e
Markdowne6ab457b68be4e88e7f6fddf26cd89198472af09f041218755a2aa0e32bf120c
PDF
Publication page50bd9b065f3161c273b760c617e691d9df1c6f2de38177439f7bfba9461419ed
Manifesta5485a2f304bf8923fb4644ea80bd9b895085d97772c87b4783bb6e6f00e3d24

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
Signature81yE/WdxTv9t2esxpUrEMqRoE75ljv1f79HJeucP5HjQLgLJNuqvLGGdGgjRu6gBalbCtrDVegAN7zHZUe/XBg==
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

2026-09-17T10:58:48.295094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051869
observed 50bd9b065f3161c273b760c617e691d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:48.278457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051869/manifest.json
observed a5485a2f304bf8923fb4644ea80bd9b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:48.259894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051869/publication.md
observed e6ab457b68be4e88e7f6fddf26cd8919...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:48.240099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051869/publication.txt
observed 32cd6b376537682b2be6ce01b3c62cef...
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.