OpenTechnical

OT-2026-000059804

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, sustained blow-off after 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-2026-000059804) never changes.

Identity and time

Publication numberOT-2026-000059804 · never reused
Internal UUID01a0ae89-ec25-7374-a2f1-8de0c2c16e7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059804
StatusPUBLIC

Content hashes

Canonical text29a9cb68df1c1074010e25a4c07d13cc792881cbbe6bc85d8093af58f04b6353
Markdown15219db9a2550ac008bde8d611687df1e05b08d97e0d06810aab1d03a8d62f66
PDF
Publication pagec4816eb31199491ce5497fccef8a3e91abc43f080902a35bcf046e9e9a4ea733
Manifest1b15efb87e3d53249adc611087a55f1688000caff414e849598a086cdb4febb2

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
SignaturetIl3gpWWdjSYhv40GczW1Yij2iAedYixmzGf60xfM7STRyPh+jnpwBaRJP/KDbEx3GEru93zDb4lO43oAiMyBw==
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

2026-09-17T10:44:32.433159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059804
observed c4816eb31199491ce5497fccef8a3e91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:32.415142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059804/manifest.json
observed 1b15efb87e3d53249adc611087a55f16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:32.398234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059804/publication.md
observed 15219db9a2550ac008bde8d611687df1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:32.380045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059804/publication.txt
observed 29a9cb68df1c1074010e25a4c07d13cc...
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.