OpenTechnical

OT-2026-000058711

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000058711) never changes.

Identity and time

Publication numberOT-2026-000058711 · never reused
Internal UUID01a0ae88-f39d-7c55-a861-ae250d7a7972 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058711
StatusPUBLIC

Content hashes

Canonical textdb2f72fcf147a5494214be23b4612d65bfb35366381575b8e2b6661f18b094cd
Markdownea6ebad4d31d6f7c50f2e657db51d8504cbf93a8f24247cde4607d98c0ca2d71
PDF
Publication page5c411e7754ba935fc07c7b6e3b602c24e2f3fd825dd332bc710804c621bc7154
Manifest555c16e8f71ddd753fabe759d6c0576a6f361f7abd95837848cbc6d59bd1aafe

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
SignatureqTGVqF43gMBiOr73v6L33LAsqHD8KuCcsSnTM5LwnexqMTJfECWZgre1spTbzJxXTUsJUa6Fxp04OLaIJZoPCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:14.399393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058711
observed 5c411e7754ba935fc07c7b6e3b602c24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:14.382773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058711/manifest.json
observed 555c16e8f71ddd753fabe759d6c0576a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:14.365478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058711/publication.md
observed ea6ebad4d31d6f7c50f2e657db51d850...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:14.346705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058711/publication.txt
observed db2f72fcf147a5494214be23b4612d65...
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.