OpenTechnical

OT-2026-000060614

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, vented 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-2026-000060614) never changes.

Identity and time

Publication numberOT-2026-000060614 · never reused
Internal UUID01a0ae8a-b7cd-79ea-92fd-a485650cb228 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060614
StatusPUBLIC

Content hashes

Canonical text8fa24dca503133ff0c6fb1638895b322dee64c5a01dee95ed1da92eb7389e10c
Markdown238ab860d95b4c56f0895c524eb67a5063af733eb83edb605ab0ef4c7b033d02
PDF
Publication page710e9eec51d3648daca673ec0d74a303dc4748620d8cb9d028260db141da5df2
Manifest308124ee7dfdeb75de74bcbeefd464c48914608f4ec58a6508d6387578c52c48

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
SignatureuPY4y1N9DXJYAv6N9iHT0f++3fQYGWcaOjdeVyLt28qVDu8qnr7LHayQyj4pj+cLV48g9JXyEXl4e6Lyf3ZFCw==
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

2026-09-17T10:43:14.308185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060614
observed 710e9eec51d3648daca673ec0d74a303...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:14.291884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060614/manifest.json
observed 308124ee7dfdeb75de74bcbeefd464c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:14.275378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060614/publication.md
observed 238ab860d95b4c56f0895c524eb67a50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:14.258148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060614/publication.txt
observed 8fa24dca503133ff0c6fb1638895b322...
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.