OpenTechnical

OT-2026-000061047

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000061047) never changes.

Identity and time

Publication numberOT-2026-000061047 · never reused
Internal UUID01a0ae8b-137d-784b-9735-cc14afee8a49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061047
StatusPUBLIC

Content hashes

Canonical textbd64c7ff7cf5f10feaee694de1c0824de86c5f57b4beb13539725b0d9ffd6c8d
Markdownd542b042322bead2badcf921f19ebe957b3c8a3738dc7072ead5e362e5e9e739
PDF
Publication page704514825c14665d9c8a6955b72d047b87bb12696ed61c70853261e1a88cf44d
Manifesteadf2c055e19b950740d24079ef7af155d3798ec74b034f2d26ea30c47168d9e

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
SignaturePXAzNauHN66Z9RWUMBMUXW3HWgyoG1bQHhD7sm3CaVXci+/rcC2FFOshzUnGApx0KtJZtF+YmufxmN67nnGLAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:24.042307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061047
observed 704514825c14665d9c8a6955b72d047b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:24.022972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061047/manifest.json
observed eadf2c055e19b950740d24079ef7af15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:24.005955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061047/publication.md
observed d542b042322bead2badcf921f19ebe95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:23.987903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061047/publication.txt
observed bd64c7ff7cf5f10feaee694de1c0824d...
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.