OpenTechnical

OT-2026-000047513

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after set-down

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-2026-000047513) never changes.

Identity and time

Publication numberOT-2026-000047513 · never reused
Internal UUID01a0ae7f-3e59-7447-998a-fbefe102ade6 · 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-2026-000047513
StatusPUBLIC

Content hashes

Canonical textfbc43be838a5a4145b8fd91d0076ba690c06578e2f739efc97adea1925094c18
Markdown7805fb2857955f7166c9d00fa47d6108c0fe5ddb45f166dd2b03a7baa2b61633
PDF
Publication page3dbe78c286ab9152144c0ed2c2279cad7ca287a95050932b5d8751c7e2299176
Manifestbb584fda54fba7690d04a9b7721ec092fc6034b21b96332fb1cadbfcbabc1c01

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
SignatureGqoGFvG7H42EFvoApZhdI7WhuTuhsqMmDEGJyQSqOwT/p+JX2bmPEBc7TWWCNK3VdGeMzlY8X3ly5oTspt1KAg==
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

2026-09-17T11:06:33.802315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047513
observed 3dbe78c286ab9152144c0ed2c2279cad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:33.783450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047513/manifest.json
observed bb584fda54fba7690d04a9b7721ec092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:33.765186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047513/publication.md
observed 7805fb2857955f7166c9d00fa47d6108...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:33.747735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047513/publication.txt
observed fbc43be838a5a4145b8fd91d0076ba69...
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.