OpenTechnical

OT-2026-000034442

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000034442) never changes.

Identity and time

Publication numberOT-2026-000034442 · never reused
Internal UUID01a0ae76-12eb-75e3-a558-6985132b660d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:48.823624Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034442
StatusPUBLIC

Content hashes

Canonical textae0c4d6e6e1306d793bcec7269bfc282f1e7838f7f4ec7f79f28c746667b6b1c
Markdown4a27f25053c09aafb89be5c22540a37ac85b0feff36f75c5abb5e9fee69a3194
PDF
Publication pagea0b527f80af289059badc6251af899270062d1125cc1f26213cc2ce50cd15b58
Manifestac53e4cf1783dcc5cb15b315be664573fedf54ce0e357118a7263e2243407054

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
Signature6fg0YuQv3y2NtkNcMxR+A3EpDVVLACKJ9FshR2eO9Rv8MZ1J7CbMRsqgGdGwbk8+YT8xCqlJ9RKbatzHzMCpBQ==
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

2026-09-17T11:30:46.042261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034442
observed a0b527f80af289059badc6251af89927...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:46.026176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034442/manifest.json
observed ac53e4cf1783dcc5cb15b315be664573...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:46.004934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034442/publication.md
observed 4a27f25053c09aafb89be5c22540a37a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:45.988191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034442/publication.txt
observed ae0c4d6e6e1306d793bcec7269bfc282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:00.811393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034442
observed a0b527f80af289059badc6251af89927...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:00.794344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034442/manifest.json
observed ac53e4cf1783dcc5cb15b315be664573...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:00.776742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034442/publication.md
observed 4a27f25053c09aafb89be5c22540a37a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:00.758679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034442/publication.txt
observed ae0c4d6e6e1306d793bcec7269bfc282...
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.