OpenTechnical

OT-2026-000061739

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000061739) never changes.

Identity and time

Publication numberOT-2026-000061739 · never reused
Internal UUID01a0ae8b-b8aa-7a8d-9934-28477633e1c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061739
StatusPUBLIC

Content hashes

Canonical textf4a0b42ec2937a5eb381ba1f922acd6d872ddff6f5755e3182efe3f3931df260
Markdown4a36d3870053241f4736394f22c745d9af66105c7e6fb7a436a2ad046f1d7f35
PDF
Publication pageff4c729212a3f8529ff0b854a5cb4f83747dd94a6986abed188e7fa87ad13620
Manifest12794ac0476556f4c6497ac78f81472bcf7d2b35d9dc349785da95c8d60efa5c

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
SignaturePQev2r3WZHm0xwNgaFIzw/OnDv4kF6fdTZ9TCnMvx1rZQFJg19YBH/n0thaqwYL6WIoJ4XRCN8ZQCTqdC1aAAg==
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...

Independent retrieval

2026-09-17T10:40:25.891217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061739
observed ff4c729212a3f8529ff0b854a5cb4f83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:25.867825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061739/manifest.json
observed 12794ac0476556f4c6497ac78f81472b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:25.842933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061739/publication.md
observed 4a36d3870053241f4736394f22c745d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:25.814840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061739/publication.txt
observed f4a0b42ec2937a5eb381ba1f922acd6d...
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.