OpenTechnical

OT-2026-000009514

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single 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-2026-000009514) never changes.

Identity and time

Publication numberOT-2026-000009514 · never reused
Internal UUID01a0ae6b-7562-7020-b9aa-c1586dbdaf21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009514
StatusPUBLIC

Content hashes

Canonical text47296ca909cf02f3017dc9dee06dcce0effd43d85a0da8fbe36b1222ee934b11
Markdown83d3e2c858ace198f936aa731b56ab24c13514c66429aa704783e7f08e5e88ab
PDF
Publication page8255aa6fa1adfa1956a936ab424c8259362f928f09bb73ff6774332e37f0e626
Manifest2c04af36d46866fde83bd12ffb5775549f3e150f505dc25ba6c01ffbc50b7cc8

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
Signaturet+1Xn/pMaGQ+SZZo9a/y1+VoRreB6owJZskvX71uHuLMUx85O7kqKYQH6lgApyNFuDKoTUh6d66yhDj/y1mxDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:55.590312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009514
observed 8255aa6fa1adfa1956a936ab424c8259...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:55.571758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009514/manifest.json
observed 2c04af36d46866fde83bd12ffb577554...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:55.552367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009514/publication.md
observed 83d3e2c858ace198f936aa731b56ab24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:55.534185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009514/publication.txt
observed 47296ca909cf02f3017dc9dee06dcce0...
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.