OpenTechnical

OT-2026-000098164

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000098164) never changes.

Identity and time

Publication numberOT-2026-000098164 · never reused
Internal UUID01a0aea1-e964-7788-9039-69b3c18355f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098164
StatusPUBLIC

Content hashes

Canonical text2eb30c22932435c00c7eae8d085e082962482a40621f5b4d612593e38b4614dd
Markdown8fb8427bc42c19dcbd7b0d76d99f86fb2c5fba9b63dfcf93970f1afdbd4129ea
PDF
Publication pagef08cacb921e9c92c7370a979df550f2a6b46f38b9c6455f4f4f41276099dd07b
Manifest58a5d46def83a91c1ff6387df9b7fdebbccb594661172a4ef5dfecd4551d430b

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
SignatureokmTqgqb1ynoZLPsSbtq40Gx8MyG6IM5/MSX2dZgDwdhT5Laa7Wsnb5nR94JAlTxTEt9wRsw9DmZH/TKYTvmDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:18.975757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098164
observed f08cacb921e9c92c7370a979df550f2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:18.957321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098164/manifest.json
observed 58a5d46def83a91c1ff6387df9b7fdeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:18.940575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098164/publication.md
observed 8fb8427bc42c19dcbd7b0d76d99f86fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:18.922821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098164/publication.txt
observed 2eb30c22932435c00c7eae8d085e0829...
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.