OpenTechnical

OT-2026-000045613

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000045613) never changes.

Identity and time

Publication numberOT-2026-000045613 · never reused
Internal UUID01a0ae7d-8f03-7512-ba98-7e26d68873a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045613
StatusPUBLIC

Content hashes

Canonical textcb91d1b754da0494f3a25ec71bc81cbce6f43bdf9c627d626f08266a894039b1
Markdowna54c8b743e7572d650ac4c0a8b46b486def2d9e39376397272a5de1a4794e0aa
PDF
Publication page4f98334c0b79426a008fc4d5c82ec448e4e55753085965a45fb622cad91859b3
Manifestdc1a3331738c5d32d74b1739ae435b10ef517501706f18903cc25de1dc565dda

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
SignatureLQXm2lJ1eGTlTZJBnUygNCVcOUfb6IsTwGdNAX01ESyQ2y0O9CndDU0c+N8S+7BidrSwN/QDB1usA2DvhrZMDA==
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

2026-09-17T11:09:23.479345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045613
observed 4f98334c0b79426a008fc4d5c82ec448...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:23.458887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045613/manifest.json
observed dc1a3331738c5d32d74b1739ae435b10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:23.439482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045613/publication.md
observed a54c8b743e7572d650ac4c0a8b46b486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:23.418968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045613/publication.txt
observed cb91d1b754da0494f3a25ec71bc81cbc...
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.