OpenTechnical

OT-2026-000026827

Publication integrity record

Foam pad vacuum gripper, two zone face, 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-2026-000026827) never changes.

Identity and time

Publication numberOT-2026-000026827 · never reused
Internal UUID01a0ae72-3452-7729-a853-4b0890cabefc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026827
StatusPUBLIC

Content hashes

Canonical text0078c04b852760a5b271f0c657eee543bfa43fd3cc72758c0b1fe2438fe7655d
Markdown1bf014ca30e8485ac81dc710c157d510ea2ee521e92e064a1ab01642bfac6aa7
PDF
Publication pagebafb8fa6aefe0d107674936c949a49d6604ca306f79271282b28b68d14018ac4
Manifest29ffba7ecc5129f1285300336b254e255201b84e11b3a2a196605d69552dd518

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
SignatureoNSJcisBBzYbeNL2xNqaRlvKrcrNDlFkZIkwX0ksSHg+KXApfCyZCBDCrCpTiXqkLpj5e16x+RW/mEG+i8sHBw==
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

2026-09-17T11:43:24.637497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026827
observed bafb8fa6aefe0d107674936c949a49d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:24.619688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026827/manifest.json
observed 29ffba7ecc5129f1285300336b254e25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:24.601742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026827/publication.md
observed 1bf014ca30e8485ac81dc710c157d510...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:24.585476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026827/publication.txt
observed 0078c04b852760a5b271f0c657eee543...
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.