OpenTechnical

OT-2026-000046057

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046057) never changes.

Identity and time

Publication numberOT-2026-000046057 · never reused
Internal UUID01a0ae7e-0329-71bf-9791-71ec8a34dc83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046057
StatusPUBLIC

Content hashes

Canonical text62bf13161569cda969ea89086f4083d1a83a09ab28cebb6b96f2d9815992d95a
Markdown80d5392f6024ab2e76b8b248da51e7153542c53926d88b87ba9fc776d976ab30
PDF
Publication pagea78b76eb780ae7701b661c141c6bf6dad9f9ec3783c3bd1b86b472c1f59df538
Manifest12267cebace4cac305f144c1f3c96ef00bbbbba6599af33d56257972a56addb5

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
SignaturehOAa3lS1vZw/DQ3CwdpiU7JCSkKd8Qv462K3ALJqY8IfTLlNdYf2SvwSFYNvhv+Ar5qxEOKU4IJxPuzW9lsHCg==
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

2026-09-17T11:09:00.938831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046057
observed a78b76eb780ae7701b661c141c6bf6da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:00.919481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046057/manifest.json
observed 12267cebace4cac305f144c1f3c96ef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:00.900484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046057/publication.md
observed 80d5392f6024ab2e76b8b248da51e715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:00.882144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046057/publication.txt
observed 62bf13161569cda969ea89086f4083d1...
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.