OpenTechnical

OT-2026-000039797

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000039797) never changes.

Identity and time

Publication numberOT-2026-000039797 · never reused
Internal UUID01a0ae78-d8d5-70c1-aaea-a97fa7ecf9bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039797
StatusPUBLIC

Content hashes

Canonical text5809a2c00080a95cf0043a39a1ac28edd78f44c9467b1ff2cfc42e2d622d4c22
Markdowna30ccf60a93917f04a84f6f5d1e5979fe084b085c2a0b54533b7bc420267a4d9
PDF
Publication page352f912ae785d795c231e1331856cc876bcb6ca76121da894c1b6dfb8eb52679
Manifest9e129563641666d924ea2ce4e6bb5c1666f3a97a67c180dd5672b5165e82ea6d

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
SignatureDYYjQM0k25DRneD45vYii7BL7LbdGQ6WMrTb2MSsXrpQ9C8mTppLY5Edet2dzRlwYWGlkOWdbyO6jPBBNxnhCA==
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

2026-09-17T11:20:01.694210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039797
observed 352f912ae785d795c231e1331856cc87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:01.670526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039797/manifest.json
observed 9e129563641666d924ea2ce4e6bb5c16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:01.652741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039797/publication.md
observed a30ccf60a93917f04a84f6f5d1e5979f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:01.636515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039797/publication.txt
observed 5809a2c00080a95cf0043a39a1ac28ed...
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.