OpenTechnical

OT-2026-000078324

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, vented 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-2026-000078324) never changes.

Identity and time

Publication numberOT-2026-000078324 · never reused
Internal UUID01a0ae95-7c27-7d58-861b-04eb04fc032c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078324
StatusPUBLIC

Content hashes

Canonical text1ab282a9b7c44ae753994d03256a9329b1e6e9674cb9caa86ed04b49e5d70db3
Markdownf80dff2e4f8f38a8506baf6c92fa9a96f5650bce2f12de8b153e247f91b8cc89
PDF
Publication page8ac040891b72d48a209021b81e1b964dafcb31864a06a1dbfe25c8ba7871b950
Manifest4b00c0b1807f96b1521efa09e307f5a4d8a91fad0e4ca76b9133c5fb103a4adb

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
SignatureP8uMj94aPsfJR5YddPII63TQoAAtBnW24xlL8KSdxHYI4RAtcBDLs68EKJ6XMfo62QTGRnn0FS699ZgwImjDBQ==
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

2026-09-17T10:06:01.897253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078324
observed 8ac040891b72d48a209021b81e1b964d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:01.879128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078324/manifest.json
observed 4b00c0b1807f96b1521efa09e307f5a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:01.861552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078324/publication.md
observed f80dff2e4f8f38a8506baf6c92fa9a96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:01.844334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078324/publication.txt
observed 1ab282a9b7c44ae753994d03256a9329...
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.