OpenTechnical

OT-2026-000097870

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, 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-2026-000097870) never changes.

Identity and time

Publication numberOT-2026-000097870 · never reused
Internal UUID01a0aea1-92f6-73b1-9bed-8ef124194c15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097870
StatusPUBLIC

Content hashes

Canonical text1a20c999d7416a11db7b40f92d9c0168a9a5514bb2bbb5d3738460a4ad9d2e9c
Markdown11ae7bc1c9b6d77510d023af2c836dc6157380f309f381089be55309567556f0
PDF
Publication page5dda6d90589dd7db2efa74a720109e71a9745c61f24eaa7db4c0bedba177d122
Manifest724978f52007035c5eab4f89fb438d5c302726cbcee8b3736de1076b35940ca1

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
SignatureEGOMvRZPunKVfpWhZi10fHGG9ots/ds9+BL1zfQduVKF87l9EwBe9owRnxPnlHFbmbhssfY+301dEfgQiCIABg==
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

2026-09-17T09:32:59.070196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097870
observed 5dda6d90589dd7db2efa74a720109e71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:59.051412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097870/manifest.json
observed 724978f52007035c5eab4f89fb438d5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:59.032662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097870/publication.md
observed 11ae7bc1c9b6d77510d023af2c836dc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:59.014916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097870/publication.txt
observed 1a20c999d7416a11db7b40f92d9c0168...
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.