OpenTechnical

OT-2026-000051688

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000051688) never changes.

Identity and time

Publication numberOT-2026-000051688 · never reused
Internal UUID01a0ae83-7c82-7a6a-87b0-74304cb13e8b · 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-2026-000051688
StatusPUBLIC

Content hashes

Canonical textac1b6d671c3c61dea45926854d731df76b3d50e6c3ed4b6c3904ee879367956c
Markdown7033ec164c1e526e2213bf829515fd3438ea90697082554d822363466594d50c
PDF
Publication page5d4bc97dfb6e1ac0b1575f43921a59b4ccc8b4390c516582833e33de2d007366
Manifest8e8c88f7df798faa5370ed39474542a725ac48f3eace300842d3776fc7668b84

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
Signature7lffr3NX2SNZcC06EKNJe/4UjYs8wRv44tbF8NVXewk7nb8z58/KffppqZ7bZnnk9APYC55N9XSAXJKYBqWbDw==
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

2026-09-17T10:58:33.855661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051688
observed 5d4bc97dfb6e1ac0b1575f43921a59b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:33.835907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051688/manifest.json
observed 8e8c88f7df798faa5370ed39474542a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:33.815356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051688/publication.md
observed 7033ec164c1e526e2213bf829515fd34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:33.796464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051688/publication.txt
observed ac1b6d671c3c61dea45926854d731df7...
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.