OpenTechnical

OT-2026-000061882

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented after 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-2026-000061882) never changes.

Identity and time

Publication numberOT-2026-000061882 · never reused
Internal UUID01a0ae8b-b8ad-790c-838a-19cf4e767fae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061882
StatusPUBLIC

Content hashes

Canonical text2844e12b7d33ba9f0fc5f390476ae317435e1a65d85d6d32f308f7a539ba8af1
Markdown523dd307f432b722cc24b809351b4778c8bfce7bf3d36b5f40a3337456a52fda
PDF
Publication pagef566d60f1b3630a98dca4a23399f97a7633c262029942ac84c171a3a2a592858
Manifest34cfd49f0cc469c83b3f8606aace952d705a874c7f919ad1bdbdebd92b8edd5b

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
SignatureWQtn4gBRiBjar2vUlnMNFl1Jn+22AwKtIot5hb6MNiU56ILvpHcgGLRIcjiib1MEZREbCllnMtVj1Ey1gbPoBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:44.913943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061882
observed f566d60f1b3630a98dca4a23399f97a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.894357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061882/manifest.json
observed 34cfd49f0cc469c83b3f8606aace952d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.874034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061882/publication.md
observed 523dd307f432b722cc24b809351b4778...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.855537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061882/publication.txt
observed 2844e12b7d33ba9f0fc5f390476ae317...
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.