OpenTechnical

OT-2026-000081598

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000081598) never changes.

Identity and time

Publication numberOT-2026-000081598 · never reused
Internal UUID01a0ae97-0f72-7729-9507-3758661710f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081598
StatusPUBLIC

Content hashes

Canonical textbfd9cc22d265f852cd6bf2d11d3fbbf1af8edb879a9ee899b0091c57137188a5
Markdown1f1f5f52d747384c231a6af622e28cd0afa99d859e92aefdd5e930a9ae9dabd0
PDF
Publication paged11d92efabf5bba3c506fb816a467e8d092736edb6024c74f0ddb9b1c27a6369
Manifest5f208de523e79930670fe5db2a4c991157267c86f6044c34b4c8f35db6bf74c9

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
SignaturewiRAJH0bbAFoOqxfikLBLY4TdlDyjSAv8HkeyXbnD1/NN6vDSuq9UdpHd242aEuMY0+ybS+xUE3uCcBsck4UDw==
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

2026-09-17T09:59:38.126401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081598
observed d11d92efabf5bba3c506fb816a467e8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:38.108581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081598/manifest.json
observed 5f208de523e79930670fe5db2a4c9911...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:38.091087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081598/publication.md
observed 1f1f5f52d747384c231a6af622e28cd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:38.074880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081598/publication.txt
observed bfd9cc22d265f852cd6bf2d11d3fbbf1...
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.