OpenTechnical

OT-2026-000059913

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, vented after set-down, on a tool changer

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-2026-000059913) never changes.

Identity and time

Publication numberOT-2026-000059913 · never reused
Internal UUID01a0ae89-ec26-7a16-b473-6136d8cef3f4 · 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-2026-000059913
StatusPUBLIC

Content hashes

Canonical text8a4f78a59b494b0561644eebb84e1662f0c25d3231a8ef28b94d29b7cc004556
Markdownd9b4fa6524285e1dedaf8fa5c8748aac2d701422ee79ff1d60b70ee20ce55d84
PDF
Publication pagecae501d8fb817a29f07de85c0d0c8be7477432f275cd9a3bffeab0a384377556
Manifest72aad4c496afbda27d62f03cf47dad07862539dae0b845991294d30aac914a34

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
SignatureAzxjvOl5vEwTnK1JtP4J3bPfT7PykXfJtp3/Iqo+wNPEPGokyO5BBC9k6ENqdc6RA+c0imkHvtOZkZTd4vQnBA==
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

2026-09-17T10:44:40.722473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059913
observed cae501d8fb817a29f07de85c0d0c8be7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.705460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059913/manifest.json
observed 72aad4c496afbda27d62f03cf47dad07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.686768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059913/publication.md
observed d9b4fa6524285e1dedaf8fa5c8748aac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.668027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059913/publication.txt
observed 8a4f78a59b494b0561644eebb84e1662...
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.