OpenTechnical

OT-2026-000010528

Publication integrity record

Single cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000010528) never changes.

Identity and time

Publication numberOT-2026-000010528 · never reused
Internal UUID01a0ae6c-0ee7-7af2-8c12-8b4b88715daf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010528
StatusPUBLIC

Content hashes

Canonical texta3ad33548f029d03532131939d964e016a3a16870586b7e61bda9b28a54a77db
Markdown3629b034230c5c74edde09e1968e03ecae676e5e132c3c26a6e7b44d68c94bef
PDF
Publication pagea5779d3b7470a0273e9d3e7dab68831901e191d0e7d0ddda1acb2eee7bf80424
Manifestd42d24ed1c2aa640164ea46f758828bdd62aef2bc9315f679d3e7f1613992d09

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
SignatureBMDLyxyAq6aUPDd03/gpfr6ZFp0Z5bc9Po6WQpBW1npcCbKxd/+HnAK1CAcPe9rO8/CHjvyvEJrqHITpg03DBw==
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

2026-09-17T12:14:41.287326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010528
observed a5779d3b7470a0273e9d3e7dab688319...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:41.269098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010528/manifest.json
observed d42d24ed1c2aa640164ea46f758828bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:41.251331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010528/publication.md
observed 3629b034230c5c74edde09e1968e03ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:41.231560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010528/publication.txt
observed a3ad33548f029d03532131939d964e01...
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.