OpenTechnical

OT-2026-000080210

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000080210) never changes.

Identity and time

Publication numberOT-2026-000080210 · never reused
Internal UUID01a0ae96-7e76-7a3d-ac12-7fd78a5d1864 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080210
StatusPUBLIC

Content hashes

Canonical text4a7cea4355b5897ecd70ef8dd173a427c2df405fbfef78e0006d71e69b9e52a2
Markdown5f6439ce68c50aab05b51942fd0b36114201b3d6163af889b7ff756c7133a24c
PDF
Publication pagefa428546c065db402fc4f4329ee3c02a5e225e8d21f376cc4011e87698ee5634
Manifestf162166cfed392e5e5ad3d4729ecdadf5d1c1d35491f2a87ce7872df5bab0fd6

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
Signature0MjSXva6w95yhRry3s5C2jxvQMDGFHTJOWPs2QZaFDvcH6a/nhA+Wlwoe6Ztn5W+UHrEauohitcwF47WzY8KDg==
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

2026-09-17T10:02:39.568436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080210
observed fa428546c065db402fc4f4329ee3c02a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:39.547670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080210/manifest.json
observed f162166cfed392e5e5ad3d4729ecdadf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:39.525267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080210/publication.md
observed 5f6439ce68c50aab05b51942fd0b3611...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:39.503584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080210/publication.txt
observed 4a7cea4355b5897ecd70ef8dd173a427...
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.