OpenTechnical

OT-2026-000057351

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line 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-2026-000057351) never changes.

Identity and time

Publication numberOT-2026-000057351 · never reused
Internal UUID01a0ae87-d5bd-75f9-986b-67f943105e27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057351
StatusPUBLIC

Content hashes

Canonical texta1f1e0f6ece0cf3cfb1235a72b736e0ed46108905311c3de0a63cfe90643af0e
Markdownacce4eee06c0ef12c2ebe224604b161404bd728ee17028fd7d3bd96896d209f8
PDF
Publication page43d2837afc85cb4a1c06f7c562a6c61816b7ff3d174048817287f5282834b437
Manifestf973c9d65cebdc0e0f06290932365ed2903722134fd107c8deb00d67133a06d0

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
SignatureSRw9T6Oc0XzGEtDbX8l98oLIjcg1FgInG1bsNyaARDX0L17BxBdotNmhFYjDPACufheUbE/IQSX8Z4RXKbJmBg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:28.713354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057351
observed 43d2837afc85cb4a1c06f7c562a6c618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:28.694730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057351/manifest.json
observed f973c9d65cebdc0e0f06290932365ed2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:28.676688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057351/publication.md
observed acce4eee06c0ef12c2ebe224604b1614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:28.657401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057351/publication.txt
observed a1f1e0f6ece0cf3cfb1235a72b736e0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:37.893137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057351
observed 43d2837afc85cb4a1c06f7c562a6c618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:37.875629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057351/manifest.json
observed f973c9d65cebdc0e0f06290932365ed2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:37.859186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057351/publication.md
observed acce4eee06c0ef12c2ebe224604b1614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:37.842302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057351/publication.txt
observed a1f1e0f6ece0cf3cfb1235a72b736e0e...
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.