OpenTechnical

OT-2026-000060194

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented before 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-2026-000060194) never changes.

Identity and time

Publication numberOT-2026-000060194 · never reused
Internal UUID01a0ae8a-5a73-7b40-83a3-a549860c8d90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060194
StatusPUBLIC

Content hashes

Canonical textf664a9b0643e901fb0cfa1210469fd6e47b2178434e4dcb9e8a241ee6623c8f6
Markdown27dd2bd814e46b7825fea2d64d5ec5fb764f754083a019d0748a324b91ea8e61
PDF
Publication page6e39142fed5c4d0912c9fa1e02e2dd8c6edce0860c3316668c9e9b170650de29
Manifest1e4c34f2dee26c075c2665d497b1b3028f9f7903d5d4b9e357759ad568d57426

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
SignaturePBQUMGUok6rLawW928e+PXxRx5YrxIb5FK4IPQg4gxt01W7q0AFGNd/mJcU95AMqGEW8Jy/5pMiIDheoafOzCg==
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

2026-09-17T10:43:51.786895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060194
observed 6e39142fed5c4d0912c9fa1e02e2dd8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:51.769309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060194/manifest.json
observed 1e4c34f2dee26c075c2665d497b1b302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:51.751361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060194/publication.md
observed 27dd2bd814e46b7825fea2d64d5ec5fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:51.735050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060194/publication.txt
observed f664a9b0643e901fb0cfa1210469fd6e...
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.