OpenTechnical

OT-2026-000060030

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000060030) never changes.

Identity and time

Publication numberOT-2026-000060030 · never reused
Internal UUID01a0ae8a-5a70-71f7-9a74-6d67323a0374 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060030
StatusPUBLIC

Content hashes

Canonical text7227c4bfbc13b81e2fbb0fc863e9dab70cef0e1b21d91083c8cb108757cc5e0b
Markdowne085f31f4e12d3497e56105503a49414f6b818a055b0c8893a326b3a8f036ea4
PDF
Publication page279b94e0626884ca80f066945f6d81da44b0211aac34ead22f05c7286b6598c3
Manifestedf8ebfc78569747685296ca8449682431265d6420ac2b54472d23c0db6b3317

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
Signaturerxyp4XkXvAIxiNNBe79xRd73/MRSqt2PkxdVXSFf0ecPumwRNnqa79/15yS0mkfOw7KYg+bpHDZsNj8UuSmsBA==
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

2026-09-17T10:43:38.871934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060030
observed 279b94e0626884ca80f066945f6d81da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:38.851861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060030/manifest.json
observed edf8ebfc78569747685296ca84496824...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:38.833083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060030/publication.md
observed e085f31f4e12d3497e56105503a49414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:38.815533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060030/publication.txt
observed 7227c4bfbc13b81e2fbb0fc863e9dab7...
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.