OpenTechnical

OT-2026-000055886

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000055886) never changes.

Identity and time

Publication numberOT-2026-000055886 · never reused
Internal UUID01a0ae87-0a49-71eb-a983-834fc682c0f4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055886
StatusPUBLIC

Content hashes

Canonical textb4591dba08d7f842966c0e054154d56327227c9ef2bb928bb9de3ed513895ead
Markdownbbcb30bbe9179fd850e5b90a60c3e6d6d4d8b947d46ffee6b5711ceb160e39e0
PDF
Publication page7b3ee3c3e78423c6c7d2e979d9afff625547b56a75ec24dc90163312254b41d6
Manifestdd646445ed58248861a570f2c53ece0a6eb27c5a225f243fc14630d963a5cc89

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
SignatureWUr01xb4uNBsWBzY+xFpA1wAn1Ryml2dEI8M2biYFMHhcFYUffjuyAuTv3W3zd1a0yDZKpLwbR5gHp2KTLciDg==
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

2026-09-17T10:51:17.414782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055886
observed 7b3ee3c3e78423c6c7d2e979d9afff62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:17.399071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055886/manifest.json
observed dd646445ed58248861a570f2c53ece0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:17.381921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055886/publication.md
observed bbcb30bbe9179fd850e5b90a60c3e6d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:17.365522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055886/publication.txt
observed b4591dba08d7f842966c0e054154d563...
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.