OpenTechnical

OT-2026-000005624

Publication integrity record

Bellows cup vacuum gripper, two zone face, three stage ejector, vented before 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-2026-000005624) never changes.

Identity and time

Publication numberOT-2026-000005624 · never reused
Internal UUID01a0a93f-5eb5-732e-83ff-ae7c9e1a56a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:04:57.655761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005624
StatusPUBLIC

Content hashes

Canonical text9080010203211788d9420627ee5f88a7fdf6b2a9512c265a3f8151f5afde2f43
Markdown639c82e3b2cb32aba802b4601e3dbff31e24cc6fa2447986fe20b2463eb50795
PDF
Publication page7ea683502b63e82964fd5d6f5418700705837eec8a78aab8669728c6682ad746
Manifest960febabd890c9f3153ab0eed1a135f7eb0d788d043960b5e70a63ffd76856bc

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
SignatureghxZxTuxGBwBkxclCce9ou18CSvpo6gxuazaqL7tgtEvo1NEniiVvb/U6Vdh/32JD9t38GrV6TYhy3h7yRe+AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:19.453196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005624
observed 7ea683502b63e82964fd5d6f54187007...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:19.439061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005624/manifest.json
observed 960febabd890c9f3153ab0eed1a135f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:19.424160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005624/publication.md
observed 639c82e3b2cb32aba802b4601e3dbff3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:19.410297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005624/publication.txt
observed 9080010203211788d9420627ee5f88a7...
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.