OpenTechnical

OT-2026-000073241

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum 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-2026-000073241) never changes.

Identity and time

Publication numberOT-2026-000073241 · never reused
Internal UUID01a0ae92-efb6-7c37-a23c-8f6e8af21871 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073241
StatusPUBLIC

Content hashes

Canonical text2df51255638af4da7baf3f29be6fb4313bae7e6d43c71ab7ec2013c6dc92c7aa
Markdown41de809bb14a1b6038322ef33fc144d5bcc422d9931a18dc6a0b70c9545711ac
PDF
Publication page29a9510ebabd7376acd3756ac33e4a2ca96fe41b3eade945d52b06b12a5f3392
Manifest21e6b1171d0fc7aa1b35b64878bf803178a171020703aab38439eee3c43b7bbe

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
SignatureI1un7hRj2LQdt3b+07EaQhu6T5y439XcNqQfBg0Ca3HU/ymWR/qWOpIdiLYgoEs6h9tDHkqRE1MhTFvvKRBXCw==
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

2026-09-17T10:21:13.850883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073241
observed 29a9510ebabd7376acd3756ac33e4a2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:13.831739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073241/manifest.json
observed 21e6b1171d0fc7aa1b35b64878bf8031...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:13.812023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073241/publication.md
observed 41de809bb14a1b6038322ef33fc144d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:13.793290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073241/publication.txt
observed 2df51255638af4da7baf3f29be6fb431...
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.