OpenTechnical

OT-2026-000007577

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000007577) never changes.

Identity and time

Publication numberOT-2026-000007577 · never reused
Internal UUID01a0ae62-4df8-782f-ae69-9c0a0df9afa6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007577
StatusPUBLIC

Content hashes

Canonical textccbcc17b623fca37d43465b6848ad4bfb0e53afc4fc0999aa632f13796d19b0c
Markdown90b985be3b283b2c42c3688f8bd6652a6fb772c22de6dbce5c7505954c29e37a
PDF
Publication pageebfcc75c9c7ac150e85d82a72f1d0f4544fd010554d0c0a00401a1502266a1f1
Manifestb3817074b65428a60c7ac4c5532439873214b6716f4a60daa0ded28a4d813fcc

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
Signaturevv1SZdVO8EhEc6axprjkXloPpwaKvjxZR5gz3K9jxl4ttXUs+YaaoqvL8CB9Ne+VtOfwL8Fz7+/Zs+Hx6TcdDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T12:20:52.776923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007577
observed ebfcc75c9c7ac150e85d82a72f1d0f45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:52.758184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007577/manifest.json
observed b3817074b65428a60c7ac4c553243987...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:52.733344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007577/publication.md
observed 90b985be3b283b2c42c3688f8bd6652a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:52.707504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007577/publication.txt
observed ccbcc17b623fca37d43465b6848ad4bf...
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.