OpenTechnical

OT-2026-000016802

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000016802) never changes.

Identity and time

Publication numberOT-2026-000016802 · never reused
Internal UUID01a0ae6e-5919-72fd-b77b-930ba9df42d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016802
StatusPUBLIC

Content hashes

Canonical text280e22a4031e2185bd41d74b408b9c53dd3d77230448ab5714e3244ef9ba4751
Markdown8615cde47193321372be616db5d658d6c22ffffa5cc74ea557ebac47d7cdbc8a
PDF
Publication page96d72e20f589f57674d88353dd409edd0d621163f88e8f0b6d873f160cbced96
Manifestd1dd8a4eb91c4676bf3df5b8ec8b251d7821844b3180eed1fbea84cf2b548b7d

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
SignatureGQks8dFaNexrhJR01sV82BfSGE2FYX1Q05CCKP8pm/G4jWgvRpXx5BF40SvSQartgCysIC+tdIOpQAbkNChzCQ==
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

2026-09-17T12:03:03.162573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016802
observed 96d72e20f589f57674d88353dd409edd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:03.145303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016802/manifest.json
observed d1dd8a4eb91c4676bf3df5b8ec8b251d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:03.127048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016802/publication.md
observed 8615cde47193321372be616db5d658d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:03.109000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016802/publication.txt
observed 280e22a4031e2185bd41d74b408b9c53...
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.