OpenTechnical

OT-2026-000016055

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000016055) never changes.

Identity and time

Publication numberOT-2026-000016055 · never reused
Internal UUID01a0ae6e-0c4e-7a76-bd2f-e7f5ba81c8b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016055
StatusPUBLIC

Content hashes

Canonical text8b6944581d8696cc0db582a5b723eb3d3108090dbed169742671edc3aea14e96
Markdownef851ae259068260b9535ed802dd448c10ff1e5ce2fe3cdcb5ffa64be455cc41
PDF
Publication pagecc409ac25702f1ea36b2c8e9778987df61124a94db70accd23be2f62addb747c
Manifest38785d099586e037f5e279ff0fedf1a832b698fa32ae266d4ac0ff2eb3b8f657

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
SignatureokoqtsJnM/QVojwwo60v12L/mfwikjCkQnKBWRk3r235EnRf44FCSYgoo/gwS0NCWsjQ57rb3TnXm7gUkUZbDg==
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

2026-09-17T12:05:36.820643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016055
observed cc409ac25702f1ea36b2c8e9778987df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:36.802043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016055/manifest.json
observed 38785d099586e037f5e279ff0fedf1a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:36.782383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016055/publication.md
observed ef851ae259068260b9535ed802dd448c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:36.764416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016055/publication.txt
observed 8b6944581d8696cc0db582a5b723eb3d...
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.