OpenTechnical

OT-2026-000008854

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three 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-2026-000008854) never changes.

Identity and time

Publication numberOT-2026-000008854 · never reused
Internal UUID01a0ae6b-31b7-79b1-bc56-3ad2f393b25b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008854
StatusPUBLIC

Content hashes

Canonical textff4c7f4ae197643ddba6039533cc92f7ff75de70732a2f95d8a4babab945b907
Markdown75934f1d855065ea7c58c58c2079c404544425a9d077020e9de86de9a58ae73f
PDF
Publication page3961383440367bcb04848b170f20ad4aee5aa61663c6e5177158f37935884322
Manifeste50117b3f86c48dd97e00c864efe171960a95d0add2f011de48b5e93faf654fa

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
SignatureOVX4hL+kjjhTUSOZSJzbuGgRQhx59CDbrFdB4ElZT5H43MTQaNI6O6juv1rCbQOnN1ZflefaDNSvI4JR9SiHBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:26.166101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008854
observed 3961383440367bcb04848b170f20ad4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:26.145896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008854/manifest.json
observed e50117b3f86c48dd97e00c864efe1719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:26.123439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008854/publication.md
observed 75934f1d855065ea7c58c58c2079c404...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:26.102995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008854/publication.txt
observed ff4c7f4ae197643ddba6039533cc92f7...
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.