OpenTechnical

OT-2026-000029337

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000029337) never changes.

Identity and time

Publication numberOT-2026-000029337 · never reused
Internal UUID01a0ae73-5e20-7d20-a8f7-f5dc51a977d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029337
StatusPUBLIC

Content hashes

Canonical textfd1f9239e243da715c13a45ac750b81736eec147a870c894179d965a1ea114ff
Markdown83939e38ed6378571bb265ef6fa29947c12da1a51c4208a0728911684e35cad7
PDF
Publication page523069341183270ea8b008e6cf087098629cd75ff79d8b91bb8ea5a86f423074
Manifest986b0bc293e850904320e47e91a6cddc72e80e3a537efe325f98427d7ef4b5a1

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
SignatureY5wgfq+lHwcydj32UNYq5NbPn0bTsYCdWJMMewU8JjciRYkwa3FzJBZGcbvpJy3DZ3a52j2N+eKU9ym5LQLVBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:38:53.182062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029337
observed 523069341183270ea8b008e6cf087098...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:53.163063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029337/manifest.json
observed 986b0bc293e850904320e47e91a6cddc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:53.144926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029337/publication.md
observed 83939e38ed6378571bb265ef6fa29947...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:53.126467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029337/publication.txt
observed fd1f9239e243da715c13a45ac750b817...
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.