OpenTechnical

OT-2026-000058351

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000058351) never changes.

Identity and time

Publication numberOT-2026-000058351 · never reused
Internal UUID01a0ae88-f399-79fe-969f-179d1670b95a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058351
StatusPUBLIC

Content hashes

Canonical textb867a351694eeeade5d574ad3eda895f3d6db87292ba7df9047e64fd638e9264
Markdownd5d28b5e1a11aec435b5c7de7614c1a90ff129e8c7dcad1c0aabd63be1bd2425
PDF
Publication pagefe6f0589f6683ffa64a3740e9e15f38c92f6e8af27d9b1f6b86588b566d283e8
Manifest8987f680b5d63d2f7f11ed05babc46873167a0511979a4770c32ac00e0917367

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
SignatureqSVb5PEnKqMs2paGVZrnm7xsga5GX/optFE1ck8r6w10VEzmv76yN73Dy8Wdiur8TzJ3qC6vT8mx+9MzKu9NAw==
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

2026-09-17T10:46:45.882728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058351
observed fe6f0589f6683ffa64a3740e9e15f38c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.866247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058351/manifest.json
observed 8987f680b5d63d2f7f11ed05babc4687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.849260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058351/publication.md
observed d5d28b5e1a11aec435b5c7de7614c1a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:45.831684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058351/publication.txt
observed b867a351694eeeade5d574ad3eda895f...
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.