OpenTechnical

OT-2026-000044255

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000044255) never changes.

Identity and time

Publication numberOT-2026-000044255 · never reused
Internal UUID01a0ae7c-39d5-7c3a-acbf-d659d2304091 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044255
StatusPUBLIC

Content hashes

Canonical textbe71bb388828f4b540d5388a5c28671821b17ce465c9a4773218946b67878143
Markdownb8f4bcdfac92ee38b78d4744ae1fa2937891fb3b95b1d6da4beec186a8b146f9
PDF
Publication pagedd86d2f70a3ce43d7a9a26f6a688e753474c58e77df2da2df01df08ac99df9a1
Manifest39f4b7e3644faa9805caa3c3f591e0e4a59eee044fa9809a12ebf20be8cdf202

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
SignatureANkhYRkvf61hf+qp+efZy5I0mxl0cOOYCcAG55HPZXC6NC/e6zvxGLCNntKNBg9ZK+cGOSOVIbYO2KyIjJAmCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:30:07.321046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044255
observed dd86d2f70a3ce43d7a9a26f6a688e753...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:07.299607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044255/manifest.json
observed 39f4b7e3644faa9805caa3c3f591e0e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:07.274588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044255/publication.md
observed b8f4bcdfac92ee38b78d4744ae1fa293...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:07.255817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044255/publication.txt
observed be71bb388828f4b540d5388a5c286718...
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.