OpenTechnical

OT-2026-000060290

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000060290) never changes.

Identity and time

Publication numberOT-2026-000060290 · never reused
Internal UUID01a0ae8a-5a74-7add-ac24-c68453918d86 · 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-2026-000060290
StatusPUBLIC

Content hashes

Canonical text81167519ebdccc3843696a72be43329ff1976e24f45cb92ec275fd1f388b6aa0
Markdown6624494f6388769dd8f54529808c1ba7f1c19e44e007d4d0a28c17c5db37720b
PDF
Publication page3813ba86f71a0293f2d8b72a707bff4defa28f92367b356c9bfc1ae29ffc9caa
Manifestc704a5987834d1b5b2b713f72ee5204fab0a3dde6675087fd95157bfdeac2a72

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
SignaturevF0UwnS77Oz0K3mzN354HR5UEJepvv8mapy+pGuzJmDq2xc32/7P7PlHfEGURB8V+ZZhpF7H1Hrak4dIMGLKDQ==
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

2026-09-17T10:43:59.789592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060290
observed 3813ba86f71a0293f2d8b72a707bff4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:59.770976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060290/manifest.json
observed c704a5987834d1b5b2b713f72ee5204f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:59.750143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060290/publication.md
observed 6624494f6388769dd8f54529808c1ba7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:59.728353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060290/publication.txt
observed 81167519ebdccc3843696a72be43329f...
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.