OpenTechnical

OT-2026-000061654

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, vented 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-2026-000061654) never changes.

Identity and time

Publication numberOT-2026-000061654 · never reused
Internal UUID01a0ae8b-b8aa-7c47-8637-fa316d57ea72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061654
StatusPUBLIC

Content hashes

Canonical texta9e123efefeb88b8f622159a8d97bb31a59af6185c06c0ba4ca07b666b5f7428
Markdown0c3a010a32b9172c43cf428e51c12bde8b48aa2ecbec0f246dfebde35e7df0ab
PDF
Publication page272b2602a14f5fc1803eed880048768a3b5a8fc46c235bef31dcbf4ad7e5bfa4
Manifest635f09d808232382c2cbcde9e7fed0376558a8d085feab2c526fbafe89e1f6ee

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
SignatureUv8RdQcDnRQcPBQfhAXqTDChCs+kUCYBE7sT7A2N0Y8er2rKDltr2M4lWi0kwZ6/tOp1ROBTkXu87328pSDOBg==
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

2026-09-17T10:40:11.881937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061654
observed 272b2602a14f5fc1803eed880048768a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:11.860858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061654/manifest.json
observed 635f09d808232382c2cbcde9e7fed037...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:11.840273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061654/publication.md
observed 0c3a010a32b9172c43cf428e51c12bde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:11.818557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061654/publication.txt
observed a9e123efefeb88b8f622159a8d97bb31...
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.