OpenTechnical

OT-2026-000061833

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000061833) never changes.

Identity and time

Publication numberOT-2026-000061833 · never reused
Internal UUID01a0ae8b-b8ac-7d1d-ac41-461a8a5e9d54 · 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-2026-000061833
StatusPUBLIC

Content hashes

Canonical text4b7272611777f1affc56fbaa98d51d7c0d1cd4cb464f6e76e90b44e1177678c6
Markdown8169706a5203dbc164526cdbd956702e8e390e2b4131fec260fe9a10960e6d34
PDF
Publication page935a4a246e6166219318379051d72c64b1d08305b1437750773564d5c4dbfef1
Manifest6afe57828e7bd3b2a3821f9880cdfee09bf6b100bc5722f86f3e9a0543727455

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
Signature8BINw832p+U0m7lB0vn+mIhXij+9ZFFjhHUpE2wEb5hokKPvj3EcOWpOrbDGRqiewWPA+HeABE6xluAWIXM8CA==
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

2026-09-17T10:40:34.451362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061833
observed 935a4a246e6166219318379051d72c64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:34.427652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061833/manifest.json
observed 6afe57828e7bd3b2a3821f9880cdfee0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:34.378945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061833/publication.md
observed 8169706a5203dbc164526cdbd956702e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:34.330749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061833/publication.txt
observed 4b7272611777f1affc56fbaa98d51d7c...
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.