OpenTechnical

OT-2026-000087310

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, sustained blow-off before set-down

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-2026-000087310) never changes.

Identity and time

Publication numberOT-2026-000087310 · never reused
Internal UUID01a0ae9a-cd4e-7903-b2ed-aa7cebd3c40d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087310
StatusPUBLIC

Content hashes

Canonical textc993c9483c8befd621aa069f9e756bf990f5f10de14e440ae104c7306675ea32
Markdown497f6d4aa2c85c51b26ae8ae2efe9889bb555cbba9704acfe82eea727f649e72
PDF
Publication pageb49321208001c8b344e5af87f1010eeb15fa49dca70cad409e81eb6ba1e0e776
Manifestccd1f05adff0e272e6bc36d2d816e7e25074bfb7b9d205e1aca4620143c1a40d

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
SignatureQjxty6JdMiaVt2uJyF/Saq+ULMatwymJSNwgZXjyXsLZf27x1SvMMzYc69sfXwnzINnjOukC1+C0aRZm0m6yAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:28.336592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087310
observed b49321208001c8b344e5af87f1010eeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.320005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087310/manifest.json
observed ccd1f05adff0e272e6bc36d2d816e7e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.315528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087310
observed b49321208001c8b344e5af87f1010eeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.302516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087310/publication.md
observed 497f6d4aa2c85c51b26ae8ae2efe9889...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.299300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087310/manifest.json
observed ccd1f05adff0e272e6bc36d2d816e7e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.286652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087310/publication.txt
observed c993c9483c8befd621aa069f9e756bf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.283093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087310/publication.md
observed 497f6d4aa2c85c51b26ae8ae2efe9889...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.263534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087310/publication.txt
observed c993c9483c8befd621aa069f9e756bf9...
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.