OpenTechnical

OT-2026-000024389

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000024389) never changes.

Identity and time

Publication numberOT-2026-000024389 · never reused
Internal UUID01a0ae70-e8ca-702e-918d-97721c64a63b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024389
StatusPUBLIC

Content hashes

Canonical textac0e4497decb226cdf06675f2b353bba06262da32098996b79bc14c79282c9ba
Markdown7b1f5a2009616a039ba5075124b18b9dc3842c5f00f62b66f15a7c15510d8bf6
PDF
Publication pageecca34d6db888102cf2b7adad27d07b4630bb36d24bf75eb6b2d5fcb75c3aab4
Manifestd89cab6c6634c1aea7a8905b74bdafce7f349fcdf3458ffffedf87a733747d3e

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
SignatureTDNNv1TVxuaSLMzn64fElP2mJNXLvOmv2LUDjlEIFjeErIauhXfI4OR8zNQ9YLcLQTZEnhIWTr2FBNeu/l1aDA==
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

2026-09-17T11:50:15.966950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024389
observed ecca34d6db888102cf2b7adad27d07b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.946794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024389/manifest.json
observed d89cab6c6634c1aea7a8905b74bdafce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.930166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024389/publication.md
observed 7b1f5a2009616a039ba5075124b18b9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:15.908890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024389/publication.txt
observed ac0e4497decb226cdf06675f2b353bba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:29.502514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024389
observed ecca34d6db888102cf2b7adad27d07b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:29.477299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024389/manifest.json
observed d89cab6c6634c1aea7a8905b74bdafce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:29.452322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024389/publication.md
observed 7b1f5a2009616a039ba5075124b18b9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:29.429167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024389/publication.txt
observed ac0e4497decb226cdf06675f2b353bba...
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.