OpenTechnical

OT-2026-000047370

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000047370) never changes.

Identity and time

Publication numberOT-2026-000047370 · never reused
Internal UUID01a0ae7f-3e57-7a9c-a734-e3f45da58b8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047370
StatusPUBLIC

Content hashes

Canonical textd65d48cf866f7d677f5e0bca3a812c2f72f963cde2b0a18f1ca838e2d6eb5c59
Markdown7f3154fc22f3e6091d19bee194558870ebc2d2a44868fddfafd95d703afb0ec4
PDF
Publication page676fce01b5a5ba659cb894bbbe03a6660ff6c6ecc75694256780bfcf174d7a1e
Manifest06878371d50652c6c621e01a92fd35e464bdd42bdcde27f922793a25e1cbc04b

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
SignaturejJKtBj5Ztl0OHqDMv15eT6/whGSOea0JSGQoyCTplHYVuhiOILYHVwTyyg6pKqFDdgOC6gs/jSk+GHV6lo5iAQ==
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

2026-09-17T11:06:22.440360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047370
observed 676fce01b5a5ba659cb894bbbe03a666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:22.423558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047370/manifest.json
observed 06878371d50652c6c621e01a92fd35e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:22.404462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047370/publication.md
observed 7f3154fc22f3e6091d19bee194558870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:22.385244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047370/publication.txt
observed d65d48cf866f7d677f5e0bca3a812c2f...
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.