OpenTechnical

OT-2026-000035408

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000035408) never changes.

Identity and time

Publication numberOT-2026-000035408 · never reused
Internal UUID01a0ae76-6a20-7230-b8dd-4fcec16900f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035408
StatusPUBLIC

Content hashes

Canonical text7330eeb47a353f0a98996a0a6e2f26bcc9de3557a7269c90fe5fb5b2ae7c5cbe
Markdown98a2fcec4861c99599cd3cfd48ece72f2a019bc915e0a977998baad5b20d4335
PDF
Publication page39cfadde5e1906c242e92842eb205a5d6472a7f5c889422738b167f35f5c7a8c
Manifesteb11f8258b1f43e9779390dbf1f7e79b52cda489dac1d8ef1af54cc0a6151aa4

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
SignatureNBw4AGQK+7DIFaX/WD3f89LVYJcw7AZPhvgbtnhWtV5gsDRGBSFPPFKA4mV3A9veW82rYMBIGzQDI/zOI1kaCw==
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

2026-09-17T11:28:42.678990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035408
observed 39cfadde5e1906c242e92842eb205a5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.661450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035408/manifest.json
observed eb11f8258b1f43e9779390dbf1f7e79b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.643518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035408/publication.md
observed 98a2fcec4861c99599cd3cfd48ece72f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:42.626883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035408/publication.txt
observed 7330eeb47a353f0a98996a0a6e2f26bc...
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.