OpenTechnical

OT-2026-000007655

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three 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-2026-000007655) never changes.

Identity and time

Publication numberOT-2026-000007655 · never reused
Internal UUID01a0ae62-76bd-778d-af2e-a5dce9642164 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:23.688458Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007655
StatusPUBLIC

Content hashes

Canonical textd718d628c407439673fc71f1c4b79805ffd4d51b99b1b2e458567d521b0d4d10
Markdownde96337d3d4da782fec756e49adf2821e7db8532075a7521569cd62a78626118
PDF
Publication pageee4b01722cd26a6a4fbf694f5282372ca089fb35b83b88e6eb54adc3ad90055b
Manifest931c892721ef0ce2aee628c43a77377aae2d803ee6ab6bb4e9a5188017ba48af

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
Signature0BV5BOx+Rxhrf3AHf/JB1ao+wZHcHtKM3JCqQLNEJNkpJLiWtL9sUq4rRqST4/R8TuaNIqERfU2GhwQ+NVOVDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:16.573130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007655
observed ee4b01722cd26a6a4fbf694f5282372c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:16.555586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007655/manifest.json
observed 931c892721ef0ce2aee628c43a77377a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:16.539069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007655/publication.md
observed de96337d3d4da782fec756e49adf2821...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:16.519206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007655/publication.txt
observed d718d628c407439673fc71f1c4b79805...
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.