OpenTechnical

OT-2026-000054230

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line 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-2026-000054230) never changes.

Identity and time

Publication numberOT-2026-000054230 · never reused
Internal UUID01a0ae85-b3a9-7deb-bc23-882627cb80dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054230
StatusPUBLIC

Content hashes

Canonical texta03cc88e563dd2f9be6879de73f6652291f030f0107b9b35520af8c02da8597f
Markdowne8c037ab0bd3c046a1e2e67de7d4fa38700d0c9b6463ca2e83ec9713f4fda925
PDF
Publication page76e5bc4729c5f4d26261c8c941a91399b905b87eff5c11b8775127b5f402dc43
Manifest648f4b5994e40d2ebf96302a7ad14e7dc45457110f6ea66dbaa2c5376e02dfd3

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
Signature2esmve/OGCklH8U+mOgCT6D2i+X4VD3PA3zbXasy43KLbzLGNVWzqTlqNquT3qjFl5+AzBW3LmgBV82N3SwQDA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:42.784921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054230
observed 76e5bc4729c5f4d26261c8c941a91399...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:42.765090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054230/manifest.json
observed 648f4b5994e40d2ebf96302a7ad14e7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:42.745956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054230/publication.md
observed e8c037ab0bd3c046a1e2e67de7d4fa38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:42.718731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054230/publication.txt
observed a03cc88e563dd2f9be6879de73f66522...
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.