OpenTechnical

OT-2026-000101418

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, sustained 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-2026-000101418) never changes.

Identity and time

Publication numberOT-2026-000101418 · never reused
Internal UUID01a0aea4-0e14-752e-876c-ede191cd23d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101418
StatusPUBLIC

Content hashes

Canonical textb52d2b4a6ca8d29a944e9a7ab8af85313b6ddee2801732485f4f9c82b36bb1f3
Markdown04a1fc010c8d7edcfc1c311211a0c4f6a8118a1b04eb6a81e2179cbb461c396a
PDF
Publication pagedd99bb7c342ff6cf128cf11f8f9bafe950877fd97de968637ae3cde33dbbcfc2
Manifest664e291149d5c7d6ce2b77a26437491df4d9c1f486df6f7dd7b17287be9d1749

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
SignaturemWhIOqR3ncgxD0Z/MmbAYGGqaHPTSUfHh/kEb+WpVYdZrOXX17R84Q7nfwjTq54B29bVsmRqnfGFZCC2NBIWBQ==
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

2026-09-17T09:25:57.975607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101418
observed dd99bb7c342ff6cf128cf11f8f9bafe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.957466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101418/manifest.json
observed 664e291149d5c7d6ce2b77a26437491d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.939594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101418/publication.md
observed 04a1fc010c8d7edcfc1c311211a0c4f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.919420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101418/publication.txt
observed b52d2b4a6ca8d29a944e9a7ab8af8531...
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.