OpenTechnical

OT-2026-000032519

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000032519) never changes.

Identity and time

Publication numberOT-2026-000032519 · never reused
Internal UUID01a0ae75-106f-7f87-b0f4-cf33c04ca5fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032519
StatusPUBLIC

Content hashes

Canonical text30a0a10a0c37cbc60fd5f763cb0fc6e8ef27aef9be891f3bbb091a7a7ac1174d
Markdown200e09b596b0145756db87f420b8a0febd2c5952929b7797a286f4d697b5470c
PDF
Publication page24e0276de4445b2f14255cb9618d5fa22ee4b720a4d7a9c1b8f1513dd9bcb3d1
Manifest6289880c1f6298acf3996130c6e82d48612cbe4786b41ac8699ca56bbea9863b

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
SignaturenNslSKvRHiQw7Vz/xQ/ZsTeiQOkedQIpbtzK1CotdngvDcuHBqrWgxKaZMVqLKZfa4MUj2JbWCVzpRF62OQUDw==
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

2026-09-17T11:33:57.884629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032519
observed 24e0276de4445b2f14255cb9618d5fa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:57.866737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032519/manifest.json
observed 6289880c1f6298acf3996130c6e82d48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:57.848917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032519/publication.md
observed 200e09b596b0145756db87f420b8a0fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:57.824319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032519/publication.txt
observed 30a0a10a0c37cbc60fd5f763cb0fc6e8...
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.