OpenTechnical

OT-2026-000051844

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000051844) never changes.

Identity and time

Publication numberOT-2026-000051844 · never reused
Internal UUID01a0ae83-7c84-7b74-ac04-68a9cc52e431 · 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-2026-000051844
StatusPUBLIC

Content hashes

Canonical text6515ae8d63b4ad28538b5a086027a82d26a51686b9c540aa9256d3bc105aac7f
Markdown2715560acbf820bcc1d99b7acda9fd10a02d8179e5afe98b30566067bb5abf76
PDF
Publication pagea20a6e88d9cb59645ffc2aef17a413222b64de8f8c94465e2f1f73bf9ce4655d
Manifest489eab6ab766dd003fff48e2d8b64ef85474f727ab61b22feb37997024ab381e

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
SignatureToIuMBBUQlehelOxMTSBOXHPhMVZoej2qdXBwme2v7YeL+nCCcbjtRZk+iMV5xulm9ZEasVVlzpWwyBW23gTDw==
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

2026-09-17T10:58:46.366978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051844
observed a20a6e88d9cb59645ffc2aef17a41322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:46.350060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051844/manifest.json
observed 489eab6ab766dd003fff48e2d8b64ef8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:46.332703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051844/publication.md
observed 2715560acbf820bcc1d99b7acda9fd10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:46.314616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051844/publication.txt
observed 6515ae8d63b4ad28538b5a086027a82d...
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.