OpenTechnical

OT-2026-000058248

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, sustained blow-off 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-2026-000058248) never changes.

Identity and time

Publication numberOT-2026-000058248 · never reused
Internal UUID01a0ae88-f397-79ce-8a56-6e18ba338475 · 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-2026-000058248
StatusPUBLIC

Content hashes

Canonical text8e039a6b7f0b72d9c2a932e4354d5ef62a91b470990c6a81f9636a0504c330ce
Markdowne0e3e5360b779f84e8f58a43f68dc3fa704ab7908ef3e03df76cc2948efa096c
PDF
Publication page9f1622780a6500407c3c5928f1a86a33504765821d0ea51fd667fca6c595800c
Manifestc838502b84a6b9b4dc1af07f8b4a72ad563b5fdb8019e8df936d721812c266b3

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
SignaturerDCHuWBxEzUF1AKvaQV5pg2RJaNVJ57hQdX21CdoGz3QwO2bGoe46WMN2KT0uIKwAgHs8h9+AE1VpUkUByDOBg==
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

2026-09-17T10:46:37.632953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058248
observed 9f1622780a6500407c3c5928f1a86a33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:37.614958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058248/manifest.json
observed c838502b84a6b9b4dc1af07f8b4a72ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:37.596821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058248/publication.md
observed e0e3e5360b779f84e8f58a43f68dc3fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:37.456016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058248/publication.txt
observed 8e039a6b7f0b72d9c2a932e4354d5ef6...
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.