OpenTechnical

OT-2026-000025148

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000025148) never changes.

Identity and time

Publication numberOT-2026-000025148 · never reused
Internal UUID01a0ae71-5fa5-7212-b21b-bf4b6d6d75da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025148
StatusPUBLIC

Content hashes

Canonical text0e3a94220288a7d2eecd61260cf218a8ac869b2bf2ac89300f8392e4bdf12c3f
Markdown8e9020a9fc33407641cb0457d53bc67ca420ad67bf3e609d6e6c60eff501606d
PDF
Publication page060ff1cbcb2243b1d2c604cfe9bb90bbeaa2ce7c18999880b1f88b0cfaa9c207
Manifest7d3af022a08648ace7663c349d25a97e38f74c7a91605f19ef436c4208a8c88d

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
SignatureMmsKUaDftp8hMR+F3Dexv7xo4fpCGTGsu9c/zRVvdDBUw/4W08Q9NOW6Cwjd7ku+i35ZqqQWHvFySIfLV6kCCQ==
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

2026-09-17T11:47:02.041354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025148
observed 060ff1cbcb2243b1d2c604cfe9bb90bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:02.009558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025148/manifest.json
observed 7d3af022a08648ace7663c349d25a97e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:01.990506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025148/publication.md
observed 8e9020a9fc33407641cb0457d53bc67c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:01.972278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025148/publication.txt
observed 0e3a94220288a7d2eecd61260cf218a8...
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.