OpenTechnical

OT-2026-000053498

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, vented 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-2026-000053498) never changes.

Identity and time

Publication numberOT-2026-000053498 · never reused
Internal UUID01a0ae85-0a92-7c04-a9e9-cde4af787295 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053498
StatusPUBLIC

Content hashes

Canonical text6da5075639526e0199757586dfed4f3835cff654601b2de84c0026e7cb164403
Markdown163732d31fec246db8204778a218ca08e8d12d5ae2ae4df0af21fb6461d657cb
PDF
Publication page8b6efa9fb2de893965c8f3ca5a536c87747f56603aaa2b8739df36b7ecd2f02d
Manifest350398a0edff987b8aaa7d2105aee422ec74d8f9cda3c626582f2fb8f8dad328

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
SignatureGGMHteblAfeNnE6E6+nFP9Kz8CdF5ToJCAJ96dS503OfExFFLyxNdreKiTdr/+ya+tNfTWi26m+G6SjzsAAFCQ==
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

2026-09-17T10:55:20.365275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053498
observed 8b6efa9fb2de893965c8f3ca5a536c87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:20.345649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053498/manifest.json
observed 350398a0edff987b8aaa7d2105aee422...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:20.329138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053498/publication.md
observed 163732d31fec246db8204778a218ca08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:20.312102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053498/publication.txt
observed 6da5075639526e0199757586dfed4f38...
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.