OpenTechnical

OT-2026-000047590

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000047590) never changes.

Identity and time

Publication numberOT-2026-000047590 · never reused
Internal UUID01a0ae7f-3e59-7d4b-b0b8-488aaeab409c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047590
StatusPUBLIC

Content hashes

Canonical text1e9653ab1f2c64b37427b42dc98182a8d5eab7d3fc345810d342bf594bb95a01
Markdownfb6178c4b508c0e9e7026bf64b4a5be21dc524d993e48f1253e7d6bab6c0a22d
PDF
Publication pagec043c887bf043eb1496d66403c580b647ba1f1f5a00fba715f0940ab3d3aec8c
Manifestaa8bbf7aa4f8b1ca91eebc4274a49774add507231d27d3c659d4aef93ef6f1a4

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
SignatureM/Avwf+1zEDk4aYn/NgqTp5C2sUWt4RPEU1yDecGyFF++X3AnUaiTrUYPJ/yun8bdet/cdqNtnc1uXKLzrnzAQ==
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

2026-09-17T11:06:43.437761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047590
observed c043c887bf043eb1496d66403c580b64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:43.419466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047590/manifest.json
observed aa8bbf7aa4f8b1ca91eebc4274a49774...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:43.400445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047590/publication.md
observed fb6178c4b508c0e9e7026bf64b4a5be2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:43.383273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047590/publication.txt
observed 1e9653ab1f2c64b37427b42dc98182a8...
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.