OpenTechnical

OT-2026-000059853

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000059853) never changes.

Identity and time

Publication numberOT-2026-000059853 · never reused
Internal UUID01a0ae89-ec25-7d4f-b776-a105abd6aa18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059853
StatusPUBLIC

Content hashes

Canonical text326996ee2e3b5d5cfecff06f673d23ab41761e5dbb6e65a0a4548e36c22761fe
Markdownf7159f87d2def2caa60522647b9f7bc467aaf3e917778bb9741de6998cb8fa9b
PDF
Publication pagecb553878e302d6bbfc4898b6ec79081f92ce1a3d086169f45857352e583e0ed6
Manifestc6a4483610f8c2a3bde1933392c924d33027930c1be671ce86d58d0946caa668

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
SignatureYlErI0JEQLdEUS1q492iumkUDBpKpRudBZOXvTfPaOC29llzAOna/etOdKAt/0CbmOGA039nKjjonNq8pZdaAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:36.319880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059853
observed cb553878e302d6bbfc4898b6ec79081f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:36.302908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059853/manifest.json
observed c6a4483610f8c2a3bde1933392c924d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:36.284524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059853/publication.md
observed f7159f87d2def2caa60522647b9f7bc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:36.267046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059853/publication.txt
observed 326996ee2e3b5d5cfecff06f673d23ab...
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.