OpenTechnical

OT-2026-000068828

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000068828) never changes.

Identity and time

Publication numberOT-2026-000068828 · never reused
Internal UUID01a0ae90-6dcb-7b38-9d7d-6a62f0683e59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068828
StatusPUBLIC

Content hashes

Canonical textbdf5e3dbe276870a12bb6f6143b3f2ca633ee5ab9ce429f23f95ee20b75c50bf
Markdowne44a044dac9a5738271e946fcd55d2051e165edd352867d0cdbcdd64be5564a1
PDF
Publication pageecc476e709f8f22ad5192a477fc292968ea0300656f2cda0537b5f54feb85ad7
Manifest7ccf6be5e64344ed04ad2402c4b03b5b4091c7f1ca8ff1792edd0defd65fe0c5

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
SignatureNxCksEfPwFKR9BcqzLM0tKXe+OvxUxhdbLnz4pUVi3d3biY8jwDTs/8eWEORZ2MHqGkjgsUIsb4VkBAN2RBTCw==
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

2026-09-17T10:28:37.850391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068828
observed ecc476e709f8f22ad5192a477fc29296...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:37.834629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068828/manifest.json
observed 7ccf6be5e64344ed04ad2402c4b03b5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:37.819133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068828/publication.md
observed e44a044dac9a5738271e946fcd55d205...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:37.802175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068828/publication.txt
observed bdf5e3dbe276870a12bb6f6143b3f2ca...
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.