OpenTechnical

OT-2026-000080442

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000080442) never changes.

Identity and time

Publication numberOT-2026-000080442 · never reused
Internal UUID01a0ae96-7e78-7b3c-b7d1-505ec2e9c7bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080442
StatusPUBLIC

Content hashes

Canonical textc9761f3e12d6bd6a32d1dd70b76c407468ab2c8995829519849f52cef7bebeda
Markdown962319ec922dd8aaf40df320d30b35b2d6a93117d3e7b3cdd1a8cac52c20d1c3
PDF
Publication pageda1f758a235ebae9c78e1c70d5aa565f29515d0204e6c855c4c928e9390661d4
Manifest3fdc3ae5d7374de8984811882a8ce76cd5a6dbcf9e444d969e9aec482567ec12

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
SignatureDUkjOoUwroXvnE60p9Vsd1B7uS8AaPFFpQG8yP504Q1j4uy9Utr5xxKKLMcOZjlHjEbUEOaOgBaQ4rTCU02gCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:02:57.375214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080442
observed da1f758a235ebae9c78e1c70d5aa565f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:57.355929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080442/manifest.json
observed 3fdc3ae5d7374de8984811882a8ce76c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:57.336683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080442/publication.md
observed 962319ec922dd8aaf40df320d30b35b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:57.317644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080442/publication.txt
observed c9761f3e12d6bd6a32d1dd70b76c4074...
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.