OpenTechnical

OT-2026-000023275

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed 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-2026-000023275) never changes.

Identity and time

Publication numberOT-2026-000023275 · never reused
Internal UUID01a0ae70-7267-7ddc-a933-94cd9f98af34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023275
StatusPUBLIC

Content hashes

Canonical textaf07ae8a67374eba5669be16f621e540495a46ab1d961ac164d8786909051602
Markdown197cf009a54d20fa5f84d0cb88b1ee00e7c1db431d0cbd07a8d3498971d60cd7
PDF
Publication page200ead2f50f688fb439779d1b02c021862a46931dcc0c03031c36ebd8d17d9f5
Manifest8090ef1a078e75c895c88126cd49b2b3f24ffa4fdbcbff61f0c35f64a6dad591

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
Signature1zPO2aT5+L/RERewW8p3D6xthxwmtAYz8A1a4bEuNEu3BnPo0DvaFOhexdc5f4+EN9M1ufWx198D4CcQR//0Aw==
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

2026-09-17T11:51:20.932835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023275
observed 200ead2f50f688fb439779d1b02c0218...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:20.914973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023275/manifest.json
observed 8090ef1a078e75c895c88126cd49b2b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:20.897981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023275/publication.md
observed 197cf009a54d20fa5f84d0cb88b1ee00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:20.876722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023275/publication.txt
observed af07ae8a67374eba5669be16f621e540...
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.