OpenTechnical

OT-2026-000034617

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum 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-2026-000034617) never changes.

Identity and time

Publication numberOT-2026-000034617 · never reused
Internal UUID01a0ae76-1ed1-71e7-85c4-9ae184176a83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034617
StatusPUBLIC

Content hashes

Canonical text22b2ded393f7064570195263196c755724932680478b78cb3e1906b6311ef308
Markdown4c1ee8ea9e548082e8846ff6b54aba6b458aa3324d97f1bfc63f536de96345f9
PDF
Publication pageb7d6c784f5643a7e0ba88edbdc89afcb052dde4fa14d865d15611f4670b85db3
Manifestc0d31f6c24b4d701cb0a392fdb9e66a308a1252639ed578c7d194d5d14bab26a

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
Signaturei3IPzKEyd8LCxSludXWtwXoeSmdaQbpClEi//asDuctQVox5yA0DPDu3nMWFHnYNkUUz7ldlAml0Kyh6Irn2Cw==
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

2026-09-17T11:28:59.963137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034617
observed b7d6c784f5643a7e0ba88edbdc89afcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:59.945471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034617/manifest.json
observed c0d31f6c24b4d701cb0a392fdb9e66a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:59.927352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034617/publication.md
observed 4c1ee8ea9e548082e8846ff6b54aba6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:59.911354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034617/publication.txt
observed 22b2ded393f7064570195263196c7557...
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.