OpenTechnical

OT-2026-000029006

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000029006) never changes.

Identity and time

Publication numberOT-2026-000029006 · never reused
Internal UUID01a0ae73-2a9e-72c9-9684-01785d1030f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029006
StatusPUBLIC

Content hashes

Canonical text785e7546a6628e67a656fa07d26a44209adc267e33f6b136886bfac900016dc1
Markdown2866e3c714bd6dbe720bde5206c5398dcc97a23106f073f0ce43954904f85d10
PDF
Publication page01e5484eb5319e6a77e3544b99f1dfb572119fba56c63b5d4ab5bff0b558fc5a
Manifest21f57fc8afc2f12ad4e3e3a703041c0497e31e356c59fad421d52405e7e27385

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
Signature7hQbycDF4IuNfDZAdqG7m5K9tx3y5H5mB7Up9Yd5dsGUt1cMKoWQmSGwWo7a62WpGWg2FiGVUXzZ9fKv0L6uDA==
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

2026-09-17T08:20:34.181360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029006
observed 01e5484eb5319e6a77e3544b99f1dfb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:34.033365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029006/manifest.json
observed 21f57fc8afc2f12ad4e3e3a703041c04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:34.011790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029006/publication.md
observed 2866e3c714bd6dbe720bde5206c5398d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:33.993354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029006/publication.txt
observed 785e7546a6628e67a656fa07d26a4420...
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.