OpenTechnical

OT-2026-000070775

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, supply line 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-2026-000070775) never changes.

Identity and time

Publication numberOT-2026-000070775 · never reused
Internal UUID01a0ae91-8c2c-709d-80e7-1f4e97d429e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070775
StatusPUBLIC

Content hashes

Canonical text5fc816e6ddc4b7035a1500035d174c9a121a417a31b8c31424a4c98e17ade8ee
Markdown45cd91798ad3b26d59ffd58b39e2a24146e76859916459365796a1e3e3b072ee
PDF
Publication pageb7ce9a4e8b80e78f8dfb1f89c4ec9fc1c15820d640a077f620c0c3236f3a721b
Manifesta420410892e56c48795820b1b276b1275f07190902eb5c2286a26ee696398a58

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
Signature29v7DSoCrUzHNrJmJ2RRhokwXLEAbMzAyLPeglaUN57F00FXzZnyofS3KAJ/hM7fMj5WBHQw686DYtd9g9jfCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:25:28.545697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070775
observed b7ce9a4e8b80e78f8dfb1f89c4ec9fc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:28.529316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070775/manifest.json
observed a420410892e56c48795820b1b276b127...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:28.514034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070775/publication.md
observed 45cd91798ad3b26d59ffd58b39e2a241...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:28.496550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070775/publication.txt
observed 5fc816e6ddc4b7035a1500035d174c9a...
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.