OpenTechnical

OT-2026-000016678

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000016678) never changes.

Identity and time

Publication numberOT-2026-000016678 · never reused
Internal UUID01a0ae6e-5918-762c-a26a-a9bdb3c65711 · 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-2026-000016678
StatusPUBLIC

Content hashes

Canonical textf025b79f862ac55cbe42bf0b1e269d37fafd8255af71eb1d1f744c3a6831e906
Markdowncca4ea43f1ca3f6edf6ca46f35af45f07adac66dda7bf4914ddead87ae451079
PDF
Publication page7f72313aa010775870f2edcf73439eb1057bde530d086203c95af57f4de4842f
Manifest826d9f5597e796507c6df262dbdf051ed2a01922e3c263fd283397975b278d8b

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
Signatureg0+Iboa0gisIBYe8rYfW8IYeoqie+QXjb93J86o6QXFc41ZqbGI6XH4JWTjFDc3QD/bN6Q7KVr36G20iNcMHBQ==
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

2026-09-17T12:02:53.767325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016678
observed 7f72313aa010775870f2edcf73439eb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:53.750377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016678/manifest.json
observed 826d9f5597e796507c6df262dbdf051e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:53.733386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016678/publication.md
observed cca4ea43f1ca3f6edf6ca46f35af45f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:53.716698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016678/publication.txt
observed f025b79f862ac55cbe42bf0b1e269d37...
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.