OpenTechnical

OT-2026-000037054

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000037054) never changes.

Identity and time

Publication numberOT-2026-000037054 · never reused
Internal UUID01a0ae77-7740-7d08-9b17-85e7b6579241 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037054
StatusPUBLIC

Content hashes

Canonical text4011ac7e0bcba1027792a5ec3d629963a11c635b30b355d0857dd3c13af1f109
Markdown104d2b8e402b798bd550b5749729709c08a3b553b78167214b0706947826f781
PDF
Publication page53b07387ea9f0d0cfe86685911ddbe0771832274b9a9c974494d4b31d2971f71
Manifestc4df74cc8067203f8f42b8016628f47ad529ec2b00aeee28d81d62aa3c0150ad

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
Signaturewo0LrLkD/tGx07ftiWZLf/Q2fy49YV9Mfobqnw9pytxQy2+CpMB9/EH2zMv9ggDpErEWGA8+SMlqe4O9aKGOCg==
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

2026-09-17T11:24:54.637913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037054
observed 53b07387ea9f0d0cfe86685911ddbe07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:54.609143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037054/manifest.json
observed c4df74cc8067203f8f42b8016628f47a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:54.575008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037054/publication.md
observed 104d2b8e402b798bd550b5749729709c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:54.550446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037054/publication.txt
observed 4011ac7e0bcba1027792a5ec3d629963...
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.