OpenTechnical

OT-2026-000040864

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000040864) never changes.

Identity and time

Publication numberOT-2026-000040864 · never reused
Internal UUID01a0ae79-6d10-7cf0-a97b-5dcde4d6d4f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040864
StatusPUBLIC

Content hashes

Canonical texta0c869d572aece60a0a033eb2ab340ceeeba5480f6a550ecde1a89f966cd14cb
Markdowne7652b4571738a0fb4b4ae5cd66e8c004167f4be1cc2e0e6607d42976adcd6d0
PDF
Publication page95143556c84824d5a18ce5780c5280bd856db25d39830251c62c963b87b7c9a1
Manifest34f18c1c723f845ed54f15173dba0a0ad1e98a64e3d053f2980a29f7705626cc

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
SignatureF4KVj5t3JyUcMgqDJyl5r2fOYIk01Xx4yO53ZM/xWHI32u2CIMl3WPYeiPWeYA1ylz9gSD9usBCiAGoPIaaICg==
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

2026-09-17T11:20:13.192792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040864
observed 95143556c84824d5a18ce5780c5280bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.174847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040864/manifest.json
observed 34f18c1c723f845ed54f15173dba0a0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.155066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040864/publication.md
observed e7652b4571738a0fb4b4ae5cd66e8c00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:13.135877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040864/publication.txt
observed a0c869d572aece60a0a033eb2ab340ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:39.182209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040864
observed 95143556c84824d5a18ce5780c5280bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:39.163733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040864/manifest.json
observed 34f18c1c723f845ed54f15173dba0a0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:39.145461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040864/publication.md
observed e7652b4571738a0fb4b4ae5cd66e8c00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:39.127778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040864/publication.txt
observed a0c869d572aece60a0a033eb2ab340ce...
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.