OpenTechnical

OT-2026-000009510

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000009510) never changes.

Identity and time

Publication numberOT-2026-000009510 · never reused
Internal UUID01a0ae6b-7562-7257-be0a-783065d43d07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009510
StatusPUBLIC

Content hashes

Canonical text0ac2f42d18817d1e1f002f34a960f76189332c487526f041def97c7d469011a3
Markdown55f560750e1ddadbe0ff39d16cf6652079fa76606de93555e376e4f50fbc9bf9
PDF
Publication page5b438018843b0a48114bda7227f2d40ef4c3f20bac1ab43fd801ba385f54cf0d
Manifest8a7d5b4e06d46bdb7cd8b9bcee6d9130987a483bae625cbc6aae449216572d44

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
SignatureJNK63FTZpE5YLnZhJGySAUjx5DeiOi8mBbrTLXmyiNPjEdGIKgK9IqWwNS8SCdIPPnsPR9TFdRnJJLdVmZi4DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:55.229312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009510
observed 5b438018843b0a48114bda7227f2d40e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:55.210663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009510/manifest.json
observed 8a7d5b4e06d46bdb7cd8b9bcee6d9130...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:55.190857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009510/publication.md
observed 55f560750e1ddadbe0ff39d16cf66520...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:55.170629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009510/publication.txt
observed 0ac2f42d18817d1e1f002f34a960f761...
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.