OpenTechnical

OT-2026-000095603

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000095603) never changes.

Identity and time

Publication numberOT-2026-000095603 · never reused
Internal UUID01a0ae9f-8f75-7ab4-bae0-095ad3f34128 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095603
StatusPUBLIC

Content hashes

Canonical text03e6c10b787437ed710efd3e362a3fb25a1a7784549df3a870c50de7f10de935
Markdown62c7ff500583f1e31f8b6daa6fb5240cc44e831ee14e17669042b33ed0db2bb0
PDF
Publication page9129d1265d814a585a87a9475696c0342749673308a146386312d8eda6d6f808
Manifest7d067c7ac0e23134360cb196d3d2b278c8bd93a4012e866f6e9148720cf8440d

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
SignatureTkziRekCOsPzSfS3oBQfgMdNyKVVbOpxjM0+SGrvZcVgK85JNZbLC+fL+jvbaWLz8TuvVXhcHmyUPvyv4LiNBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:01.523452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095603
observed 9129d1265d814a585a87a9475696c034...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:01.506579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095603/manifest.json
observed 7d067c7ac0e23134360cb196d3d2b278...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:01.490568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095603/publication.md
observed 62c7ff500583f1e31f8b6daa6fb5240c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:01.473807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095603/publication.txt
observed 03e6c10b787437ed710efd3e362a3fb2...
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.