OpenTechnical

OT-2026-000076730

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000076730) never changes.

Identity and time

Publication numberOT-2026-000076730 · never reused
Internal UUID01a0ae94-b06f-7c72-b87a-67cf8ec9e202 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076730
StatusPUBLIC

Content hashes

Canonical text77673019744a97d4a9ea99feee59343fdd03b100e38e4d26ba81c0029e3d0005
Markdownde8bdeae3903495ef6245a4c723e4bb156a335480af28f94f348b55f797059b8
PDF
Publication page011165507a95ef656d12eb758b3c4a59bef882733a58d7d297bfb448ea14e378
Manifest1d8e73a1dfe5e27d41bc1290c3b6f1c791c0617405be08d1e6d5486baa33aa2c

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
SignatureLPji5nFQtlEyoduCw+TJAfV4XKUPeSQhTRpQTktpDhMBo2d9jjnm2n2cJ3f4g4YBBRmc05Jx7wha2cvmZj98AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:09:30.894760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076730
observed 011165507a95ef656d12eb758b3c4a59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:30.874393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076730/manifest.json
observed 1d8e73a1dfe5e27d41bc1290c3b6f1c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:30.855717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076730/publication.md
observed de8bdeae3903495ef6245a4c723e4bb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:30.836769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076730/publication.txt
observed 77673019744a97d4a9ea99feee59343f...
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.